140562621312 has 64 divisors (see below), whose sum is σ = 373444032000. Its totient is φ = 46844849664.

The previous prime is 140562621271. The next prime is 140562621323. The reversal of 140562621312 is 213126265041.

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, 2042439 + ... + 2110137.

It is an arithmetic number, because the mean of its divisors is an integer number (5835063000).

Almost surely, 2^140562621312 is an apocalyptic number.

140562621312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140562621312 is an abundant number, since it is smaller than the sum of its proper divisors (232881410688).

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

140562621312 is an equidigital number, since it uses as much as digits as its factorization.

140562621312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73123 (or 73111 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 140562621312 its reverse (213126265041), we get a palindrome (353688886353).

The spelling of 140562621312 in words is "one hundred forty billion, five hundred sixty-two million, six hundred twenty-one thousand, three hundred twelve".