264115512216 has 96 divisors (see below), whose sum is σ = 742388446800. Its totient is φ = 87969369600.

The previous prime is 264115512187. The next prime is 264115512247. The reversal of 264115512216 is 612215511462.

264115512216 is a `hidden beast` number, since 2 + 6 + 4 + 115 + 512 + 21 + 6 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 2453116 + ... + 2558516.

Almost surely, 2^264115512216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264115512216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371194223400).

264115512216 is an abundant number, since it is smaller than the sum of its proper divisors (478272934584).

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

264115512216 is a wasteful number, since it uses less digits than its factorization.

264115512216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106711 (or 106695 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The spelling of 264115512216 in words is "two hundred sixty-four billion, one hundred fifteen million, five hundred twelve thousand, two hundred sixteen".