264825236928 has 168 divisors, whose sum is σ = 850519723392. Its totient is φ = 72374539776.

The previous prime is 264825236927. The next prime is 264825236939. The reversal of 264825236928 is 829632528462.

It is a tau number, because it is divible by the number of its divisors (168).

It is a super-2 number, since 2×264825236928² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264825236927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 395550 + ... + 828317.

Almost surely, 2^264825236928 is an apocalyptic number.

264825236928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

264825236928 is an abundant number, since it is smaller than the sum of its proper divisors (585694486464).

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

264825236928 is a wasteful number, since it uses less digits than its factorization.

264825236928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223919 (or 1223902 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 57.

The spelling of 264825236928 in words is "two hundred sixty-four billion, eight hundred twenty-five million, two hundred thirty-six thousand, nine hundred twenty-eight".