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67090620480 = 2635132413527
BaseRepresentation
bin111110011110111010…
…011010000001000000
320102011122211122110120
4332132322122001000
52044400144323410
650453200500240
74563365602422
oct763672320100
9212148748416
1067090620480
11264a89a7194
121100461a680
136432771600
14336647c812
151b29ebc570
hexf9ee9a040

67090620480 has 168 divisors, whose sum is σ = 230659301952. Its totient is φ = 16514574336.

The previous prime is 67090620473. The next prime is 67090620497. The reversal of 67090620480 is 8402609076.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44524 + ... + 369003.

Almost surely, 267090620480 is an apocalyptic number.

67090620480 is a gapful number since it is divisible by the number (60) 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 67090620480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115329650976).

67090620480 is an abundant number, since it is smaller than the sum of its proper divisors (163568681472).

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

67090620480 is a wasteful number, since it uses less digits than its factorization.

67090620480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413573 (or 413550 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 67090620480 in words is "sixty-seven billion, ninety million, six hundred twenty thousand, four hundred eighty".