6151666600161 has 12 divisors (see below), whose sum is σ = 8886705661860. Its totient is φ = 4100665674240.

The previous prime is 6151666600141. The next prime is 6151666600169. The reversal of 6151666600161 is 1610066661516.

It can be written as a sum of positive squares in 2 ways, for example, as 375455209536 + 5776211390625 = 612744^2 + 2403375^2 .

It is not a de Polignac number, because 6151666600161 - 2²³ = 6151658211553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6151666600169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37028560 + ... + 37194321.

It is an arithmetic number, because the mean of its divisors is an integer number (740558805155).

Almost surely, 2^{6151666600161} is an apocalyptic number.

It is an amenable number.

6151666600161 is a deficient number, since it is larger than the sum of its proper divisors (2735039061699).

6151666600161 is a wasteful number, since it uses less digits than its factorization.

6151666600161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74232096 (or 74232093 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 6151666600161 in words is "six trillion, one hundred fifty-one billion, six hundred sixty-six million, six hundred thousand, one hundred sixty-one".