142021052042555 has 96 divisors (see below), whose sum is σ = 213813786217536. Its totient is φ = 89963261853696.

The previous prime is 142021052042549. The next prime is 142021052042561. The reversal of 142021052042555 is 555240250120241.

142021052042555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (142021052042549) and next prime (142021052042561).

It is not a de Polignac number, because 142021052042555 - 2¹⁴ = 142021052026171 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 76379579 + ... + 78216891.

It is an arithmetic number, because the mean of its divisors is an integer number (2227226939766).

Almost surely, 2^{142021052042555} is an apocalyptic number.

142021052042555 is a deficient number, since it is larger than the sum of its proper divisors (71792734174981).

142021052042555 is a wasteful number, since it uses less digits than its factorization.

142021052042555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837693 (or 1837686 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 38.

The spelling of 142021052042555 in words is "one hundred forty-two trillion, twenty-one billion, fifty-two million, forty-two thousand, five hundred fifty-five".