142321024112640 has 96 divisors (see below), whose sum is σ = 455316088958640. Its totient is φ = 37952273088512.

The previous prime is 142321024112633. The next prime is 142321024112669. The reversal of 142321024112640 is 46211420123241.

It is a tau number, because it is divible by the number of its divisors (96).

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, 2316392199 + ... + 2316453638.

Almost surely, 2^{142321024112640} is an apocalyptic number.

142321024112640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142321024112640 is an abundant number, since it is smaller than the sum of its proper divisors (312995064846000).

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

142321024112640 is an equidigital number, since it uses as much as digits as its factorization.

142321024112640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4632845867 (or 4632845847 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 142321024112640 its reverse (46211420123241), we get a palindrome (188532444235881).

The spelling of 142321024112640 in words is "one hundred forty-two trillion, three hundred twenty-one billion, twenty-four million, one hundred twelve thousand, six hundred forty".