11780563674 has 32 divisors (see below), whose sum is σ = 25733163456. Its totient is φ = 3565685120.

The previous prime is 11780563649. The next prime is 11780563721. The reversal of 11780563674 is 47636508711.

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, 47577 + ... + 160700.

It is an arithmetic number, because the mean of its divisors is an integer number (804161358).

Almost surely, 2^11780563674 is an apocalyptic number.

11780563674 is an abundant number, since it is smaller than the sum of its proper divisors (13952599782).

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

11780563674 is a wasteful number, since it uses less digits than its factorization.

11780563674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209150.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 11780563674 in words is "eleven billion, seven hundred eighty million, five hundred sixty-three thousand, six hundred seventy-four".