12654617158 has 16 divisors (see below), whose sum is σ = 20849713920. Its totient is φ = 5733670536.

The previous prime is 12654617147. The next prime is 12654617191. The reversal of 12654617158 is 85171645621.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 7238610 + ... + 7240357.

It is an arithmetic number, because the mean of its divisors is an integer number (1303107120).

Almost surely, 2^12654617158 is an apocalyptic number.

12654617158 is a deficient number, since it is larger than the sum of its proper divisors (8195096762).

12654617158 is a wasteful number, since it uses less digits than its factorization.

12654617158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14479011.

The product of its digits is 403200, while the sum is 46.

The spelling of 12654617158 in words is "twelve billion, six hundred fifty-four million, six hundred seventeen thousand, one hundred fifty-eight".