142141681536 has 64 divisors (see below), whose sum is σ = 378379787520. Its totient is φ = 47278167552.

The previous prime is 142141681529. The next prime is 142141681567. The reversal of 142141681536 is 635186141241.

It is a tau number, because it is divible by the number of its divisors (64).

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, 221950 + ... + 577533.

It is an arithmetic number, because the mean of its divisors is an integer number (5912184180).

Almost surely, 2^142141681536 is an apocalyptic number.

142141681536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142141681536 is an abundant number, since it is smaller than the sum of its proper divisors (236238105984).

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

142141681536 is an equidigital number, since it uses as much as digits as its factorization.

142141681536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799963 (or 799951 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The spelling of 142141681536 in words is "one hundred forty-two billion, one hundred forty-one million, six hundred eighty-one thousand, five hundred thirty-six".