142321163442524 has 48 divisors (see below), whose sum is σ = 274424014845792. Its totient is φ = 64043964000000.

The previous prime is 142321163442439. The next prime is 142321163442569. The reversal of 142321163442524 is 425244361123241.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 39241574 + ... + 42714674.

It is an arithmetic number, because the mean of its divisors is an integer number (5717166975954).

Almost surely, 2^{142321163442524} is an apocalyptic number.

It is an amenable number.

142321163442524 is a deficient number, since it is larger than the sum of its proper divisors (132102851403268).

142321163442524 is a wasteful number, since it uses less digits than its factorization.

142321163442524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3482438 (or 3482436 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 44.

The spelling of 142321163442524 in words is "one hundred forty-two trillion, three hundred twenty-one billion, one hundred sixty-three million, four hundred forty-two thousand, five hundred twenty-four".