142113544818 has 32 divisors (see below), whose sum is σ = 324884512896. Its totient is φ = 40597175808.

The previous prime is 142113544787. The next prime is 142113544877. The reversal of 142113544818 is 818445311241.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 142113544818.

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, 18271 + ... + 533442.

It is an arithmetic number, because the mean of its divisors is an integer number (10152641028).

Almost surely, 2^142113544818 is an apocalyptic number.

142113544818 is an abundant number, since it is smaller than the sum of its proper divisors (182770968078).

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

142113544818 is a wasteful number, since it uses less digits than its factorization.

142113544818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557858.

The product of its digits is 122880, while the sum is 42.

The spelling of 142113544818 in words is "one hundred forty-two billion, one hundred thirteen million, five hundred forty-four thousand, eight hundred eighteen".