264288773052 has 72 divisors (see below), whose sum is σ = 708009397200. Its totient is φ = 85254409440.

The previous prime is 264288773003. The next prime is 264288773071. The reversal of 264288773052 is 250377882462.

264288773052 is a `hidden beast` number, since 26 + 428 + 87 + 73 + 0 + 52 = 666.

It is a super-2 number, since 2×264288773052² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 264288773052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1169427 + ... + 1377002.

It is an arithmetic number, because the mean of its divisors is an integer number (9833463850).

Almost surely, 2^264288773052 is an apocalyptic number.

It is an amenable number.

264288773052 is an abundant number, since it is smaller than the sum of its proper divisors (443720624148).

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

264288773052 is a wasteful number, since it uses less digits than its factorization.

264288773052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2546504 (or 2546465 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 54.

The spelling of 264288773052 in words is "two hundred sixty-four billion, two hundred eighty-eight million, seven hundred seventy-three thousand, fifty-two".