140464216544 has 48 divisors (see below), whose sum is σ = 282497544000. Its totient is φ = 68719601664.

The previous prime is 140464216499. The next prime is 140464216567. The reversal of 140464216544 is 445612464041.

It is a super-2 number, since 2×140464216544² (a number of 23 digits) contains 22 as substring.

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, 6982052 + ... + 7002140.

It is an arithmetic number, because the mean of its divisors is an integer number (5885365500).

Almost surely, 2^140464216544 is an apocalyptic number.

It is an amenable number.

140464216544 is an abundant number, since it is smaller than the sum of its proper divisors (142033327456).

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

140464216544 is a wasteful number, since it uses less digits than its factorization.

140464216544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24795 (or 24787 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 140464216544 in words is "one hundred forty billion, four hundred sixty-four million, two hundred sixteen thousand, five hundred forty-four".