1390655296422 has 48 divisors (see below), whose sum is σ = 3458697196032. Its totient is φ = 395579723760.

The previous prime is 1390655296357. The next prime is 1390655296441. The reversal of 1390655296422 is 2246925560931.

1390655296422 is a `hidden beast` number, since 1 + 3 + 9 + 0 + 6 + 552 + 9 + 64 + 22 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24281854 + ... + 24339057.

It is an arithmetic number, because the mean of its divisors is an integer number (72056191584).

Almost surely, 2^{1390655296422} is an apocalyptic number.

1390655296422 is an abundant number, since it is smaller than the sum of its proper divisors (2068041899610).

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

1390655296422 is a wasteful number, since it uses less digits than its factorization.

1390655296422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48621153 (or 48621150 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 1390655296422 in words is "one trillion, three hundred ninety billion, six hundred fifty-five million, two hundred ninety-six thousand, four hundred twenty-two".