142355024455640 has 32 divisors (see below), whose sum is σ = 320495669833680. Its totient is φ = 56907011594112.

The previous prime is 142355024455621. The next prime is 142355024455727. The reversal of 142355024455640 is 46554420553241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1093627487 + ... + 1093757646.

Almost surely, 2^{142355024455640} is an apocalyptic number.

142355024455640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142355024455640 is an abundant number, since it is smaller than the sum of its proper divisors (178140645378040).

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

142355024455640 is a wasteful number, since it uses less digits than its factorization.

142355024455640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187386771 (or 2187386767 counting only the distinct ones).

The product of its (nonzero) digits is 11520000, while the sum is 50.

The spelling of 142355024455640 in words is "one hundred forty-two trillion, three hundred fifty-five billion, twenty-four million, four hundred fifty-five thousand, six hundred forty".