264220776600 has 96 divisors (see below), whose sum is σ = 893546648640. Its totient is φ = 64053520000.

The previous prime is 264220776581. The next prime is 264220776607. The reversal of 264220776600 is 6677022462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264220776607) 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, 20010126 + ... + 20023325.

It is an arithmetic number, because the mean of its divisors is an integer number (9307777590).

Almost surely, 2^264220776600 is an apocalyptic number.

264220776600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264220776600 is an abundant number, since it is smaller than the sum of its proper divisors (629325872040).

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

264220776600 is a wasteful number, since it uses less digits than its factorization.

264220776600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40033481 (or 40033472 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 264220776600 in words is "two hundred sixty-four billion, two hundred twenty million, seven hundred seventy-six thousand, six hundred".