11554166514466 has 16 divisors (see below), whose sum is σ = 17407817127360. Its totient is φ = 5751561443920.

The previous prime is 11554166514437. The next prime is 11554166514487. The reversal of 11554166514466 is 66441566145511.

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, 72192780 + ... + 72352648.

It is an arithmetic number, because the mean of its divisors is an integer number (1087988570460).

Almost surely, 2^{11554166514466} is an apocalyptic number.

11554166514466 is a deficient number, since it is larger than the sum of its proper divisors (5853650612894).

11554166514466 is a wasteful number, since it uses less digits than its factorization.

11554166514466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319289.

The product of its digits is 10368000, while the sum is 55.

The spelling of 11554166514466 in words is "eleven trillion, five hundred fifty-four billion, one hundred sixty-six million, five hundred fourteen thousand, four hundred sixty-six".