11864433312458 has 32 divisors (see below), whose sum is σ = 17985062169360. Its totient is φ = 5869598515200.

The previous prime is 11864433312449. The next prime is 11864433312461. The reversal of 11864433312458 is 85421333446811.

It can be written as a sum of positive squares in 8 ways, for example, as 7749024661849 + 4115408650609 = 2783707^2 + 2028647^2 .

It is a super-2 number, since 2×11864433312458² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 661736438 + ... + 661754366.

Almost surely, 2^{11864433312458} is an apocalyptic number.

11864433312458 is a deficient number, since it is larger than the sum of its proper divisors (6120628856902).

11864433312458 is a wasteful number, since it uses less digits than its factorization.

11864433312458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22922.

The product of its digits is 6635520, while the sum is 53.

The spelling of 11864433312458 in words is "eleven trillion, eight hundred sixty-four billion, four hundred thirty-three million, three hundred twelve thousand, four hundred fifty-eight".