653421007376140 has 48 divisors (see below), whose sum is σ = 1398294461456928. Its totient is φ = 256396556309504.

The previous prime is 653421007376117. The next prime is 653421007376149. The reversal of 653421007376140 is 41673700124356.

It is not an unprimeable number, because it can be changed into a prime (653421007376149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41781082 + ... + 55249441.

It is an arithmetic number, because the mean of its divisors is an integer number (29131134613686).

Almost surely, 2^{653421007376140} is an apocalyptic number.

It is an amenable number.

653421007376140 is an abundant number, since it is smaller than the sum of its proper divisors (744873454080788).

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

653421007376140 is a wasteful number, since it uses less digits than its factorization.

653421007376140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97036938 (or 97036936 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 653421007376140 in words is "six hundred fifty-three trillion, four hundred twenty-one billion, seven million, three hundred seventy-six thousand, one hundred forty".