36687609634 has 8 divisors (see below), whose sum is σ = 59264600220. Its totient is φ = 16932742896.

The previous prime is 36687609617. The next prime is 36687609643. The reversal of 36687609634 is 43690678663.

It can be written as a sum of positive squares in 2 ways, for example, as 27174533409 + 9513076225 = 164847^2 + 97535^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×36687609634² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705530929 + ... + 705530980.

Almost surely, 2^36687609634 is an apocalyptic number.

36687609634 is a deficient number, since it is larger than the sum of its proper divisors (22576990586).

36687609634 is a wasteful number, since it uses less digits than its factorization.

36687609634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411061924.

The product of its (nonzero) digits is 23514624, while the sum is 58.

The spelling of 36687609634 in words is "thirty-six billion, six hundred eighty-seven million, six hundred nine thousand, six hundred thirty-four".