15212071166 has 16 divisors (see below), whose sum is σ = 23606090928. Its totient is φ = 7347048000.

The previous prime is 15212071157. The next prime is 15212071181. The reversal of 15212071166 is 66117021251.

It is a congruent number.

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, 910100 + ... + 926663.

It is an arithmetic number, because the mean of its divisors is an integer number (1475380683).

Almost surely, 2^15212071166 is an apocalyptic number.

15212071166 is a deficient number, since it is larger than the sum of its proper divisors (8394019762).

15212071166 is a wasteful number, since it uses less digits than its factorization.

15212071166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836907.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 15212071166 in words is "fifteen billion, two hundred twelve million, seventy-one thousand, one hundred sixty-six".