1000017472320 has 224 divisors, whose sum is σ = 3571395488640. Its totient is φ = 266671139328.

The previous prime is 1000017472243. The next prime is 1000017472339. The reversal of 1000017472320 is 232747100001.

It is a happy number.

1000017472320 is a `hidden beast` number, since 100 + 0 + 0 + 174 + 72 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14622 + ... + 1414301.

It is an arithmetic number, because the mean of its divisors is an integer number (15943729860).

Almost surely, 2^{1000017472320} is an apocalyptic number.

1000017472320 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 1000017472320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1785697744320).

1000017472320 is an abundant number, since it is smaller than the sum of its proper divisors (2571378016320).

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

1000017472320 is an frugal number, since it uses more digits than its factorization.

1000017472320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428961 (or 1428933 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The spelling of 1000017472320 in words is "one trillion, seventeen million, four hundred seventy-two thousand, three hundred twenty".