36942821626 has 4 divisors (see below), whose sum is σ = 55414232442. Its totient is φ = 18471410812.

The previous prime is 36942821603. The next prime is 36942821659. The reversal of 36942821626 is 62612824963.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 25483333225 + 11459488401 = 159635^2 + 107049^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 36942821626.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9235705405 + ... + 9235705408.

Almost surely, 2^36942821626 is an apocalyptic number.

36942821626 is a deficient number, since it is larger than the sum of its proper divisors (18471410816).

36942821626 is a wasteful number, since it uses less digits than its factorization.

36942821626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18471410815.

The product of its digits is 1492992, while the sum is 49.

The spelling of 36942821626 in words is "thirty-six billion, nine hundred forty-two million, eight hundred twenty-one thousand, six hundred twenty-six".