36661010634 has 24 divisors (see below), whose sum is σ = 79469864292. Its totient is φ = 12214540800.

The previous prime is 36661010627. The next prime is 36661010647. The reversal of 36661010634 is 43601016663.

It can be written as a sum of positive squares in 2 ways, for example, as 31281228225 + 5379782409 = 176865^2 + 73347^2 .

It is a super-2 number, since 2×36661010634² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 443917 + ... + 519984.

Almost surely, 2^36661010634 is an apocalyptic number.

36661010634 is an abundant number, since it is smaller than the sum of its proper divisors (42808853658).

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

36661010634 is a wasteful number, since it uses less digits than its factorization.

36661010634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966022 (or 966019 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 36661010634 in words is "thirty-six billion, six hundred sixty-one million, ten thousand, six hundred thirty-four".