1390449532332 has 96 divisors (see below), whose sum is σ = 3829121856000. Its totient is φ = 392484797376.

The previous prime is 1390449532301. The next prime is 1390449532363. The reversal of 1390449532332 is 2332359440931.

It is an interprime number because it is at equal distance from previous prime (1390449532301) and next prime (1390449532363).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1693407 + ... + 2376662.

It is an arithmetic number, because the mean of its divisors is an integer number (39886686000).

Almost surely, 2^{1390449532332} is an apocalyptic number.

1390449532332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1390449532332 is an abundant number, since it is smaller than the sum of its proper divisors (2438672323668).

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

1390449532332 is a wasteful number, since it uses less digits than its factorization.

1390449532332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070180 (or 4070164 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 48.

The spelling of 1390449532332 in words is "one trillion, three hundred ninety billion, four hundred forty-nine million, five hundred thirty-two thousand, three hundred thirty-two".