3890431410321 has 16 divisors (see below), whose sum is σ = 5195477274624. Its totient is φ = 2589505917264.

The previous prime is 3890431410289. The next prime is 3890431410367. The reversal of 3890431410321 is 1230141340983.

It is not a de Polignac number, because 3890431410321 - 2⁵ = 3890431410289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3890431410321.

It is not an unprimeable number, because it can be changed into a prime (3890431410391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5513620 + ... + 6179066.

It is an arithmetic number, because the mean of its divisors is an integer number (324717329664).

Almost surely, 2^{3890431410321} is an apocalyptic number.

It is an amenable number.

3890431410321 is a deficient number, since it is larger than the sum of its proper divisors (1305045864303).

3890431410321 is a wasteful number, since it uses less digits than its factorization.

3890431410321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668540.

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 3890431410321 in words is "three trillion, eight hundred ninety billion, four hundred thirty-one million, four hundred ten thousand, three hundred twenty-one".