11430839952 has 120 divisors (see below), whose sum is σ = 37306838400. Its totient is φ = 3265940160.

The previous prime is 11430839909. The next prime is 11430840007. The reversal of 11430839952 is 25993803411.

It is a happy number.

11430839952 is a `hidden beast` number, since 1 + 1 + 430 + 83 + 99 + 52 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 11430839898 and 11430839907.

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, 66324 + ... + 165107.

It is an arithmetic number, because the mean of its divisors is an integer number (310890320).

Almost surely, 2^11430839952 is an apocalyptic number.

11430839952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11430839952 is an abundant number, since it is smaller than the sum of its proper divisors (25875998448).

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

11430839952 is a wasteful number, since it uses less digits than its factorization.

11430839952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231466 (or 231443 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 11430839952 in words is "eleven billion, four hundred thirty million, eight hundred thirty-nine thousand, nine hundred fifty-two".