264473757240 has 128 divisors (see below), whose sum is σ = 989200581120. Its totient is φ = 54955584000.

The previous prime is 264473757221. The next prime is 264473757271. The reversal of 264473757240 is 42757374462.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14302111 + ... + 14320590.

It is an arithmetic number, because the mean of its divisors is an integer number (7728129540).

Almost surely, 2^264473757240 is an apocalyptic number.

264473757240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264473757240 is an abundant number, since it is smaller than the sum of its proper divisors (724726823880).

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

264473757240 is a wasteful number, since it uses less digits than its factorization.

264473757240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28622733 (or 28622729 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 51.

The spelling of 264473757240 in words is "two hundred sixty-four billion, four hundred seventy-three million, seven hundred fifty-seven thousand, two hundred forty".