3840632195538 has 32 divisors (see below), whose sum is σ = 8136158161536. Its totient is φ = 1204451671808.

The previous prime is 3840632195509. The next prime is 3840632195591. The reversal of 3840632195538 is 8355912360483.

It is a super-2 number, since 2×3840632195538² (a number of 26 digits) contains 22 as substring.

It is a Curzon 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, 6798081 + ... + 7341332.

It is an arithmetic number, because the mean of its divisors is an integer number (254254942548).

Almost surely, 2^{3840632195538} is an apocalyptic number.

3840632195538 is an abundant number, since it is smaller than the sum of its proper divisors (4295525965998).

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

3840632195538 is a wasteful number, since it uses less digits than its factorization.

3840632195538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14142098.

The product of its (nonzero) digits is 18662400, while the sum is 57.

The spelling of 3840632195538 in words is "three trillion, eight hundred forty billion, six hundred thirty-two million, one hundred ninety-five thousand, five hundred thirty-eight".