36645105944 has 16 divisors (see below), whose sum is σ = 68716416120. Its totient is φ = 18320728320.

The previous prime is 36645105943. The next prime is 36645106031. The reversal of 36645105944 is 44950154663.

It is a super-2 number, since 2×36645105944² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36645105943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140762 + ... + 305129.

Almost surely, 2^36645105944 is an apocalyptic number.

It is an amenable number.

36645105944 is a deficient number, since it is larger than the sum of its proper divisors (32071310176).

36645105944 is a wasteful number, since it uses less digits than its factorization.

36645105944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456170 (or 456166 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 36645105944 in words is "thirty-six billion, six hundred forty-five million, one hundred five thousand, nine hundred forty-four".