142550552440120 has 64 divisors (see below), whose sum is σ = 354824934704640. Its totient is φ = 51106472054400.

The previous prime is 142550552440111. The next prime is 142550552440183. The reversal of 142550552440120 is 21044255055241.

It is a super-2 number, since 2×142550552440120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2281507692 + ... + 2281570171.

It is an arithmetic number, because the mean of its divisors is an integer number (5544139604760).

Almost surely, 2^{142550552440120} is an apocalyptic number.

142550552440120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142550552440120 is an abundant number, since it is smaller than the sum of its proper divisors (212274382264520).

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

142550552440120 is a wasteful number, since it uses less digits than its factorization.

142550552440120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563077956 (or 4563077952 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 40.

The spelling of 142550552440120 in words is "one hundred forty-two trillion, five hundred fifty billion, five hundred fifty-two million, four hundred forty thousand, one hundred twenty".