72570506353829 has 16 divisors (see below), whose sum is σ = 79343322911424. Its totient is φ = 65827046812800.

The previous prime is 72570506353721. The next prime is 72570506353853. The reversal of 72570506353829 is 92835360507527.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72570506353829 is a prime.

It is a super-2 number, since 2×72570506353829² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72570506323829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10839767 + ... + 16206219.

It is an arithmetic number, because the mean of its divisors is an integer number (4958957681964).

Almost surely, 2^{72570506353829} is an apocalyptic number.

It is an amenable number.

72570506353829 is a deficient number, since it is larger than the sum of its proper divisors (6772816557595).

72570506353829 is a wasteful number, since it uses less digits than its factorization.

72570506353829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5369188.

The product of its (nonzero) digits is 95256000, while the sum is 62.

The spelling of 72570506353829 in words is "seventy-two trillion, five hundred seventy billion, five hundred six million, three hundred fifty-three thousand, eight hundred twenty-nine".