11532776634 has 24 divisors (see below), whose sum is σ = 25057300320. Its totient is φ = 3833548488.

The previous prime is 11532776623. The next prime is 11532776639. The reversal of 11532776634 is 43667723511.

11532776634 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 2 + 7 + 7 + 6 + 634 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 11532776634.

It is not an unprimeable number, because it can be changed into a prime (11532776639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 885892 + ... + 898815.

It is an arithmetic number, because the mean of its divisors is an integer number (1044054180).

Almost surely, 2^11532776634 is an apocalyptic number.

11532776634 is an abundant number, since it is smaller than the sum of its proper divisors (13524523686).

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

11532776634 is a wasteful number, since it uses less digits than its factorization.

11532776634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785074 (or 1785071 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The spelling of 11532776634 in words is "eleven billion, five hundred thirty-two million, seven hundred seventy-six thousand, six hundred thirty-four".