40064363326320 has 40 divisors (see below), whose sum is σ = 124199526312336. Its totient is φ = 10683830220288.

The previous prime is 40064363326319. The next prime is 40064363326387. The reversal of 40064363326320 is 2362336346004.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83467423357 + ... + 83467423836.

Almost surely, 2^{40064363326320} is an apocalyptic number.

40064363326320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40064363326320 is an abundant number, since it is smaller than the sum of its proper divisors (84135162986016).

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

40064363326320 is a wasteful number, since it uses less digits than its factorization.

40064363326320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166934847209 (or 166934847203 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 42.

The spelling of 40064363326320 in words is "forty trillion, sixty-four billion, three hundred sixty-three million, three hundred twenty-six thousand, three hundred twenty".