40374067664020 has 48 divisors (see below), whose sum is σ = 86759180944128. Its totient is φ = 15773712151680.

The previous prime is 40374067663999. The next prime is 40374067664123. The reversal of 40374067664020 is 2046676047304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41136405 + ... + 42106435.

It is an arithmetic number, because the mean of its divisors is an integer number (1807482936336).

Almost surely, 2^{40374067664020} is an apocalyptic number.

It is an amenable number.

40374067664020 is an abundant number, since it is smaller than the sum of its proper divisors (46385113280108).

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

40374067664020 is a wasteful number, since it uses less digits than its factorization.

40374067664020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018480 (or 1018478 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 49.

The spelling of 40374067664020 in words is "forty trillion, three hundred seventy-four billion, sixty-seven million, six hundred sixty-four thousand, twenty".