11726407472 has 40 divisors (see below), whose sum is σ = 24474318960. Its totient is φ = 5410702080.

The previous prime is 11726407453. The next prime is 11726407481. The reversal of 11726407472 is 27470462711.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1214279 + ... + 1223897.

It is an arithmetic number, because the mean of its divisors is an integer number (611857974).

Almost surely, 2^11726407472 is an apocalyptic number.

It is an amenable number.

11726407472 is an abundant number, since it is smaller than the sum of its proper divisors (12747911488).

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

11726407472 is a wasteful number, since it uses less digits than its factorization.

11726407472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15501 (or 15495 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 41.

The spelling of 11726407472 in words is "eleven billion, seven hundred twenty-six million, four hundred seven thousand, four hundred seventy-two".