36516762621 has 12 divisors (see below), whose sum is σ = 52824818748. Its totient is φ = 24308331264.

The previous prime is 36516762593. The next prime is 36516762629. The reversal of 36516762621 is 12626761563.

36516762621 is a `hidden beast` number, since 3 + 6 + 5 + 16 + 7 + 6 + 2 + 621 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5341563396 + 31175199225 = 73086^2 + 176565^2 .

It is not a de Polignac number, because 36516762621 - 2¹⁰ = 36516761597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36516762629) 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, 3008370 + ... + 3020483.

It is an arithmetic number, because the mean of its divisors is an integer number (4402068229).

Almost surely, 2^36516762621 is an apocalyptic number.

It is an amenable number.

36516762621 is a deficient number, since it is larger than the sum of its proper divisors (16308056127).

36516762621 is a wasteful number, since it uses less digits than its factorization.

36516762621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6029532 (or 6029529 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 36516762621 in words is "thirty-six billion, five hundred sixteen million, seven hundred sixty-two thousand, six hundred twenty-one".