15155056611066 has 32 divisors (see below), whose sum is σ = 32126950451520. Its totient is φ = 4749506913536.

The previous prime is 15155056611041. The next prime is 15155056611119. The reversal of 15155056611066 is 66011665055151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78350601 + ... + 78543788.

It is an arithmetic number, because the mean of its divisors is an integer number (1003967201610).

Almost surely, 2^{15155056611066} is an apocalyptic number.

15155056611066 is an abundant number, since it is smaller than the sum of its proper divisors (16971893840454).

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

15155056611066 is a wasteful number, since it uses less digits than its factorization.

15155056611066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156895358.

The product of its (nonzero) digits is 810000, while the sum is 48.

The spelling of 15155056611066 in words is "fifteen trillion, one hundred fifty-five billion, fifty-six million, six hundred eleven thousand, sixty-six".