11864433312456 has 64 divisors (see below), whose sum is σ = 29706174489600. Its totient is φ = 3948802456128.

The previous prime is 11864433312449. The next prime is 11864433312461. The reversal of 11864433312456 is 65421333446811.

It is a junction number, because it is equal to n+sod(n) for n = 11864433312399 and 11864433312408.

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, 54793701 + ... + 55009803.

It is an arithmetic number, because the mean of its divisors is an integer number (464158976400).

Almost surely, 2^{11864433312456} is an apocalyptic number.

It is an amenable number.

11864433312456 is an abundant number, since it is smaller than the sum of its proper divisors (17841741177144).

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

11864433312456 is a wasteful number, since it uses less digits than its factorization.

11864433312456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219578 (or 219574 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 51.

The spelling of 11864433312456 in words is "eleven trillion, eight hundred sixty-four billion, four hundred thirty-three million, three hundred twelve thousand, four hundred fifty-six".