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1490226504480 = 25355719972971
BaseRepresentation
bin10101101011111000011…
…010111110001100100000
312021110112110002010100000
4111223320122332030200
5143403440441120410
63100333421500000
7212444126200350
oct25537032761440
95243473063300
101490226504480
1152500201456a
12200995a11600
13aa6b263336c
14521ad628b60
1528b6e32ddc0
hex15af86be320

1490226504480 has 1152 divisors, whose sum is σ = 6411919288320. Its totient is φ = 319261409280.

The previous prime is 1490226504469. The next prime is 1490226504497. The reversal of 1490226504480 is 844056220941.

It is a happy number.

1490226504480 is a `hidden beast` number, since 1 + 4 + 90 + 22 + 65 + 0 + 4 + 480 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 501589395 + ... + 501592365.

It is an arithmetic number, because the mean of its divisors is an integer number (5565902160).

Almost surely, 21490226504480 is an apocalyptic number.

1490226504480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1490226504480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3205959644160).

1490226504480 is an abundant number, since it is smaller than the sum of its proper divisors (4921692783840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1490226504480 is a wasteful number, since it uses less digits than its factorization.

1490226504480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3124 (or 3104 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 1490226504480 in words is "one trillion, four hundred ninety billion, two hundred twenty-six million, five hundred four thousand, four hundred eighty".