72352290929 has 16 divisors (see below), whose sum is σ = 73628520000. Its totient is φ = 71084376576.

The previous prime is 72352290919. The next prime is 72352290937. The reversal of 72352290929 is 92909225327.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72352290929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72352290919) 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, 23421017 + ... + 23424105.

It is an arithmetic number, because the mean of its divisors is an integer number (4601782500).

Almost surely, 2^72352290929 is an apocalyptic number.

It is an amenable number.

72352290929 is a deficient number, since it is larger than the sum of its proper divisors (1276229071).

72352290929 is a wasteful number, since it uses less digits than its factorization.

72352290929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4304.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 72352290929 in words is "seventy-two billion, three hundred fifty-two million, two hundred ninety thousand, nine hundred twenty-nine".