2264641621056 has 84 divisors (see below), whose sum is σ = 6493017092172. Its totient is φ = 754667633664.

The previous prime is 2264641621043. The next prime is 2264641621087. The reversal of 2264641621056 is 6501261464622.

2264641621056 is a `hidden beast` number, since 2 + 26 + 464 + 1 + 62 + 105 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1175958061056 + 1088683560000 = 1084416^2 + 1043400^2 .

It is a super-3 number, since 3×2264641621056³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1496166 + ... + 2601498.

Almost surely, 2^{2264641621056} is an apocalyptic number.

It is an amenable number.

2264641621056 is an abundant number, since it is smaller than the sum of its proper divisors (4228375471116).

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

2264641621056 is a wasteful number, since it uses less digits than its factorization.

2264641621056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108908 (or 1108895 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 2264641621056 in words is "two trillion, two hundred sixty-four billion, six hundred forty-one million, six hundred twenty-one thousand, fifty-six".