1390418334875 has 8 divisors (see below), whose sum is σ = 1735242082080. Its totient is φ = 1112334667800.

The previous prime is 1390418334857. The next prime is 1390418334913. The reversal of 1390418334875 is 5784338140931.

It is not a de Polignac number, because 1390418334875 - 2¹⁴ = 1390418318491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1390418334875.

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, 5561673215 + ... + 5561673464.

It is an arithmetic number, because the mean of its divisors is an integer number (216905260260).

Almost surely, 2^{1390418334875} is an apocalyptic number.

1390418334875 is a deficient number, since it is larger than the sum of its proper divisors (344823747205).

1390418334875 is an equidigital number, since it uses as much as digits as its factorization.

1390418334875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11123346694 (or 11123346684 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 1390418334875 in words is "one trillion, three hundred ninety billion, four hundred eighteen million, three hundred thirty-four thousand, eight hundred seventy-five".