11749616474672 has 20 divisors (see below), whose sum is σ = 23963033600280. Its totient is φ = 5565607803648.

The previous prime is 11749616474647. The next prime is 11749616474737. The reversal of 11749616474672 is 27647461694711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11749616474599 and 11749616474608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19325026793 + ... + 19325027400.

It is an arithmetic number, because the mean of its divisors is an integer number (1198151680014).

Almost surely, 2^{11749616474672} is an apocalyptic number.

It is an amenable number.

11749616474672 is an abundant number, since it is smaller than the sum of its proper divisors (12213417125608).

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

11749616474672 is a wasteful number, since it uses less digits than its factorization.

11749616474672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38650054220 (or 38650054214 counting only the distinct ones).

The product of its digits is 85349376, while the sum is 65.

The spelling of 11749616474672 in words is "eleven trillion, seven hundred forty-nine billion, six hundred sixteen million, four hundred seventy-four thousand, six hundred seventy-two".