12701179918 has 32 divisors (see below), whose sum is σ = 22382714880. Its totient is φ = 5293149120.

The previous prime is 12701179879. The next prime is 12701179949. The reversal of 12701179918 is 81997110721.

It is a super-2 number, since 2×12701179918² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 14958 + ... + 160081.

It is an arithmetic number, because the mean of its divisors is an integer number (699459840).

Almost surely, 2^12701179918 is an apocalyptic number.

12701179918 is a deficient number, since it is larger than the sum of its proper divisors (9681534962).

12701179918 is a wasteful number, since it uses less digits than its factorization.

12701179918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175192.

The product of its (nonzero) digits is 63504, while the sum is 46.

The spelling of 12701179918 in words is "twelve billion, seven hundred one million, one hundred seventy-nine thousand, nine hundred eighteen".