72063650253 has 32 divisors (see below), whose sum is σ = 114415257600. Its totient is φ = 39473171136.

The previous prime is 72063650237. The next prime is 72063650257. The reversal of 72063650253 is 35205636027.

It is not a de Polignac number, because 72063650253 - 2⁴ = 72063650237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72063650257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341001 + ... + 510302.

It is an arithmetic number, because the mean of its divisors is an integer number (3575476800).

Almost surely, 2^72063650253 is an apocalyptic number.

It is an amenable number.

72063650253 is a deficient number, since it is larger than the sum of its proper divisors (42351607347).

72063650253 is a wasteful number, since it uses less digits than its factorization.

72063650253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851481.

The product of its (nonzero) digits is 226800, while the sum is 39.

The spelling of 72063650253 in words is "seventy-two billion, sixty-three million, six hundred fifty thousand, two hundred fifty-three".