11941274664 has 96 divisors (see below), whose sum is σ = 36587809440. Its totient is φ = 3618561600.

The previous prime is 11941274651. The next prime is 11941274747. The reversal of 11941274664 is 46647214911.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257827 + ... + 300594.

It is an arithmetic number, because the mean of its divisors is an integer number (381123015).

Almost surely, 2^11941274664 is an apocalyptic number.

It is an amenable number.

11941274664 is an abundant number, since it is smaller than the sum of its proper divisors (24646534776).

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

11941274664 is a wasteful number, since it uses less digits than its factorization.

11941274664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558453 (or 558437 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The spelling of 11941274664 in words is "eleven billion, nine hundred forty-one million, two hundred seventy-four thousand, six hundred sixty-four".