264293816764 has 24 divisors (see below), whose sum is σ = 471368509920. Its totient is φ = 129618450624.

The previous prime is 264293816749. The next prime is 264293816779. The reversal of 264293816764 is 467618392462.

It is an interprime number because it is at equal distance from previous prime (264293816749) and next prime (264293816779).

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 264293816699 and 264293816708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624417 + ... + 958375.

It is an arithmetic number, because the mean of its divisors is an integer number (19640354580).

Almost surely, 2^264293816764 is an apocalyptic number.

It is an amenable number.

264293816764 is a deficient number, since it is larger than the sum of its proper divisors (207074693156).

264293816764 is a wasteful number, since it uses less digits than its factorization.

264293816764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337749 (or 337747 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 58.

The spelling of 264293816764 in words is "two hundred sixty-four billion, two hundred ninety-three million, eight hundred sixteen thousand, seven hundred sixty-four".