649764151416 has 48 divisors (see below), whose sum is σ = 1780980069960. Its totient is φ = 213978553920.

The previous prime is 649764151367. The next prime is 649764151433. The reversal of 649764151416 is 614151467946.

649764151416 is a `hidden beast` number, since 6 + 4 + 9 + 76 + 4 + 151 + 416 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54358495 + ... + 54370446.

Almost surely, 2^649764151416 is an apocalyptic number.

It is an amenable number.

649764151416 is an abundant number, since it is smaller than the sum of its proper divisors (1131215918544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

649764151416 is a wasteful number, since it uses less digits than its factorization.

649764151416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108729036 (or 108729029 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The spelling of 649764151416 in words is "six hundred forty-nine billion, seven hundred sixty-four million, one hundred fifty-one thousand, four hundred sixteen".