264161010729 has 48 divisors (see below), whose sum is σ = 465738506240. Its totient is φ = 130004028000.

The previous prime is 264161010713. The next prime is 264161010761. The reversal of 264161010729 is 927010161462.

It is not a de Polignac number, because 264161010729 - 2⁴ = 264161010713 is a prime.

It is a super-2 number, since 2×264161010729² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (264161010769) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2687497 + ... + 2784054.

Almost surely, 2^264161010729 is an apocalyptic number.

It is an amenable number.

264161010729 is a deficient number, since it is larger than the sum of its proper divisors (201577495511).

264161010729 is a wasteful number, since it uses less digits than its factorization.

264161010729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471602 (or 5471591 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 264161010729 in words is "two hundred sixty-four billion, one hundred sixty-one million, ten thousand, seven hundred twenty-nine".