12156601374337 has 32 divisors (see below), whose sum is σ = 14678712142848. Its totient is φ = 9850185709056.

The previous prime is 12156601374329. The next prime is 12156601374341. The reversal of 12156601374337 is 73347310665121.

It is not a de Polignac number, because 12156601374337 - 2³ = 12156601374329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12156601374377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1977018 + ... + 5312419.

It is an arithmetic number, because the mean of its divisors is an integer number (458709754464).

Almost surely, 2^{12156601374337} is an apocalyptic number.

It is an amenable number.

12156601374337 is a deficient number, since it is larger than the sum of its proper divisors (2522110768511).

12156601374337 is a wasteful number, since it uses less digits than its factorization.

12156601374337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7289665.

The product of its (nonzero) digits is 1905120, while the sum is 49.

The spelling of 12156601374337 in words is "twelve trillion, one hundred fifty-six billion, six hundred one million, three hundred seventy-four thousand, three hundred thirty-seven".