1390232701944 has 64 divisors (see below), whose sum is σ = 4088919722400. Its totient is φ = 436151434752.

The previous prime is 1390232701931. The next prime is 1390232701969. The reversal of 1390232701944 is 4491072320931.

1390232701944 is a `hidden beast` number, since 1 + 390 + 2 + 3 + 2 + 70 + 194 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1390232701944.

It is a congruent 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, 189298167 + ... + 189305510.

Almost surely, 2^{1390232701944} is an apocalyptic number.

It is an amenable number.

1390232701944 is an abundant number, since it is smaller than the sum of its proper divisors (2698687020456).

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

1390232701944 is a wasteful number, since it uses less digits than its factorization.

1390232701944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378603709 (or 378603699 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 1390232701944 in words is "one trillion, three hundred ninety billion, two hundred thirty-two million, seven hundred one thousand, nine hundred forty-four".