11929508456 has 16 divisors (see below), whose sum is σ = 22385613600. Its totient is φ = 5960011504.

The previous prime is 11929508429. The next prime is 11929508471. The reversal of 11929508456 is 65480592911.

11929508456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582140 + ... + 602283.

It is an arithmetic number, because the mean of its divisors is an integer number (1399100850).

Almost surely, 2^11929508456 is an apocalyptic number.

It is an amenable number.

11929508456 is a deficient number, since it is larger than the sum of its proper divisors (10456105144).

11929508456 is a wasteful number, since it uses less digits than its factorization.

11929508456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1185688 (or 1185684 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 50.

The spelling of 11929508456 in words is "eleven billion, nine hundred twenty-nine million, five hundred eight thousand, four hundred fifty-six".