70201650570172 has 72 divisors (see below), whose sum is σ = 140919908548608. Its totient is φ = 30519834898080.

The previous prime is 70201650570131. The next prime is 70201650570203. The reversal of 70201650570172 is 27107505610207.

It is a super-2 number, since 2×70201650570172² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132239293 + ... + 132769099.

It is an arithmetic number, because the mean of its divisors is an integer number (1957220952064).

Almost surely, 2^{70201650570172} is an apocalyptic number.

It is an amenable number.

70201650570172 is an abundant number, since it is smaller than the sum of its proper divisors (70718257978436).

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

70201650570172 is a wasteful number, since it uses less digits than its factorization.

70201650570172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541759 (or 541746 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 43.

The spelling of 70201650570172 in words is "seventy trillion, two hundred one billion, six hundred fifty million, five hundred seventy thousand, one hundred seventy-two".