40377602316636 has 96 divisors (see below), whose sum is σ = 114162213939200. Its totient is φ = 12266613328320.

The previous prime is 40377602316631. The next prime is 40377602316637. The reversal of 40377602316636 is 63661320677304.

40377602316636 is a `hidden beast` number, since 4 + 0 + 377 + 6 + 0 + 231 + 6 + 6 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40377602316631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181907920 + ... + 182129751.

Almost surely, 2^{40377602316636} is an apocalyptic number.

It is an amenable number.

40377602316636 is an abundant number, since it is smaller than the sum of its proper divisors (73784611622564).

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

40377602316636 is a wasteful number, since it uses less digits than its factorization.

40377602316636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364037776 (or 364037768 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 54.

The spelling of 40377602316636 in words is "forty trillion, three hundred seventy-seven billion, six hundred two million, three hundred sixteen thousand, six hundred thirty-six".