11687140452952 has 64 divisors (see below), whose sum is σ = 22538761344000. Its totient is φ = 5679757117440.

The previous prime is 11687140452919. The next prime is 11687140453069. The reversal of 11687140452952 is 25925404178611.

It is a junction number, because it is equal to n+sod(n) for n = 11687140452893 and 11687140452902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10522252 + ... + 11579812.

It is an arithmetic number, because the mean of its divisors is an integer number (352168146000).

Almost surely, 2^{11687140452952} is an apocalyptic number.

It is an amenable number.

11687140452952 is a deficient number, since it is larger than the sum of its proper divisors (10851620891048).

11687140452952 is a wasteful number, since it uses less digits than its factorization.

11687140452952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057916 (or 1057912 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 55.

The spelling of 11687140452952 in words is "eleven trillion, six hundred eighty-seven billion, one hundred forty million, four hundred fifty-two thousand, nine hundred fifty-two".