12355245005142 has 32 divisors (see below), whose sum is σ = 26621404211808. Its totient is φ = 3800169950976.

The previous prime is 12355245005069. The next prime is 12355245005161. The reversal of 12355245005142 is 24150054255321.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 12355245005142.

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, 29874493 + ... + 30285240.

It is an arithmetic number, because the mean of its divisors is an integer number (831918881619).

Almost surely, 2^{12355245005142} is an apocalyptic number.

12355245005142 is an abundant number, since it is smaller than the sum of its proper divisors (14266159206666).

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

12355245005142 is a wasteful number, since it uses less digits than its factorization.

12355245005142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60162384.

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 12355245005142 in words is "twelve trillion, three hundred fifty-five billion, two hundred forty-five million, five thousand, one hundred forty-two".