142521043145628 has 48 divisors (see below), whose sum is σ = 382790331741440. Its totient is φ = 40427346253824.

The previous prime is 142521043145627. The next prime is 142521043145683. The reversal of 142521043145628 is 826541340125241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142521043145627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6103150501 + ... + 6103173852.

Almost surely, 2^{142521043145628} is an apocalyptic number.

It is an amenable number.

142521043145628 is an abundant number, since it is smaller than the sum of its proper divisors (240269288595812).

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

142521043145628 is a wasteful number, since it uses less digits than its factorization.

142521043145628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12206324506 (or 12206324504 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 48.

The spelling of 142521043145628 in words is "one hundred forty-two trillion, five hundred twenty-one billion, forty-three million, one hundred forty-five thousand, six hundred twenty-eight".