264627218460 has 192 divisors, whose sum is σ = 851237291520. Its totient is φ = 60748600320.

The previous prime is 264627218407. The next prime is 264627218461. The reversal of 264627218460 is 64812726462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264627218461) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46808994 + ... + 46814646.

It is an arithmetic number, because the mean of its divisors is an integer number (4433527560).

Almost surely, 2^264627218460 is an apocalyptic number.

264627218460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264627218460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425618645760).

264627218460 is an abundant number, since it is smaller than the sum of its proper divisors (586610073060).

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

264627218460 is a wasteful number, since it uses less digits than its factorization.

264627218460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9428 (or 9426 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 264627218460 in words is "two hundred sixty-four billion, six hundred twenty-seven million, two hundred eighteen thousand, four hundred sixty".