140657823572 has 36 divisors (see below), whose sum is σ = 291192370560. Its totient is φ = 59260191984.

The previous prime is 140657823571. The next prime is 140657823577. The reversal of 140657823572 is 275328756041.

It is a self number, because there is not a number n which added to its sum of digits gives 140657823572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140657823571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6070148 + ... + 6093275.

It is an arithmetic number, because the mean of its divisors is an integer number (8088676960).

Almost surely, 2^140657823572 is an apocalyptic number.

It is an amenable number.

140657823572 is an abundant number, since it is smaller than the sum of its proper divisors (150534546988).

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

140657823572 is a wasteful number, since it uses less digits than its factorization.

140657823572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12163500 (or 12163491 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 50.

The spelling of 140657823572 in words is "one hundred forty billion, six hundred fifty-seven million, eight hundred twenty-three thousand, five hundred seventy-two".