140043204232320 has 64 divisors (see below), whose sum is σ = 446387713496640. Its totient is φ = 37344854461440.

The previous prime is 140043204232279. The next prime is 140043204232357. The reversal of 140043204232320 is 23232402340041.

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

It is a super-2 number, since 2×140043204232320² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 36469582516 + ... + 36469586355.

It is an arithmetic number, because the mean of its divisors is an integer number (6974808023385).

Almost surely, 2^{140043204232320} is an apocalyptic number.

140043204232320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140043204232320 is an abundant number, since it is smaller than the sum of its proper divisors (306344509264320).

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

140043204232320 is an equidigital number, since it uses as much as digits as its factorization.

140043204232320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72939168893 (or 72939168881 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 140043204232320 its reverse (23232402340041), we get a palindrome (163275606572361).

The spelling of 140043204232320 in words is "one hundred forty trillion, forty-three billion, two hundred four million, two hundred thirty-two thousand, three hundred twenty".