15500166051106 has 32 divisors (see below), whose sum is σ = 25466215320000. Its totient is φ = 7017114120000.

The previous prime is 15500166051091. The next prime is 15500166051127. The reversal of 15500166051106 is 60115066100551.

It is a super-2 number, since 2×15500166051106² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136209520 + ... + 136323268.

It is an arithmetic number, because the mean of its divisors is an integer number (795819228750).

Almost surely, 2^{15500166051106} is an apocalyptic number.

15500166051106 is a deficient number, since it is larger than the sum of its proper divisors (9966049268894).

15500166051106 is a wasteful number, since it uses less digits than its factorization.

15500166051106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138690.

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 15500166051106 in words is "fifteen trillion, five hundred billion, one hundred sixty-six million, fifty-one thousand, one hundred six".