11556782624642 has 16 divisors (see below), whose sum is σ = 18355702753440. Its totient is φ = 5438245140288.

The previous prime is 11556782624599. The next prime is 11556782624707. The reversal of 11556782624642 is 24642628765511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6744668 + ... + 8282759.

It is an arithmetic number, because the mean of its divisors is an integer number (1147231422090).

Almost surely, 2^{11556782624642} is an apocalyptic number.

11556782624642 is a deficient number, since it is larger than the sum of its proper divisors (6798920128798).

11556782624642 is a wasteful number, since it uses less digits than its factorization.

11556782624642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15050065.

The product of its digits is 38707200, while the sum is 59.

The spelling of 11556782624642 in words is "eleven trillion, five hundred fifty-six billion, seven hundred eighty-two million, six hundred twenty-four thousand, six hundred forty-two".