6466100157 has 20 divisors (see below), whose sum is σ = 10537349856. Its totient is φ = 3918848040.

The previous prime is 6466100149. The next prime is 6466100191. The reversal of 6466100157 is 7510016646.

6466100157 is a `hidden beast` number, since 646 + 6 + 1 + 0 + 0 + 1 + 5 + 7 = 666.

It is not a de Polignac number, because 6466100157 - 2³ = 6466100149 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6466100257) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3627673 + ... + 3629454.

Almost surely, 2^6466100157 is an apocalyptic number.

It is an amenable number.

6466100157 is a deficient number, since it is larger than the sum of its proper divisors (4071249699).

6466100157 is a wasteful number, since it uses less digits than its factorization.

6466100157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7257150 (or 7257141 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 6466100157 is about 80412.0647477728. The cubic root of 6466100157 is about 1863.0055232553.

The spelling of 6466100157 in words is "six billion, four hundred sixty-six million, one hundred thousand, one hundred fifty-seven".