11551666612314 has 64 divisors (see below), whose sum is σ = 23736700536192. Its totient is φ = 3745559193600.

The previous prime is 11551666612303. The next prime is 11551666612331. The reversal of 11551666612314 is 41321666615511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185041234 + ... + 185103650.

It is an arithmetic number, because the mean of its divisors is an integer number (370885945878).

Almost surely, 2^{11551666612314} is an apocalyptic number.

11551666612314 is an abundant number, since it is smaller than the sum of its proper divisors (12185033923878).

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

11551666612314 is a wasteful number, since it uses less digits than its factorization.

11551666612314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64671.

The product of its digits is 777600, while the sum is 48.

The spelling of 11551666612314 in words is "eleven trillion, five hundred fifty-one billion, six hundred sixty-six million, six hundred twelve thousand, three hundred fourteen".