653239253106 has 48 divisors (see below), whose sum is σ = 1634844770208. Its totient is φ = 186307094400.

The previous prime is 653239253083. The next prime is 653239253159. The reversal of 653239253106 is 601352932356.

It is a happy number.

653239253106 is a `hidden beast` number, since 6 + 5 + 3 + 23 + 92 + 531 + 0 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97031580 + ... + 97038311.

It is an arithmetic number, because the mean of its divisors is an integer number (34059266046).

Almost surely, 2^653239253106 is an apocalyptic number.

653239253106 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

653239253106 is an abundant number, since it is smaller than the sum of its proper divisors (981605517102).

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

653239253106 is a wasteful number, since it uses less digits than its factorization.

653239253106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194069927 (or 194069924 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 45.

The spelling of 653239253106 in words is "six hundred fifty-three billion, two hundred thirty-nine million, two hundred fifty-three thousand, one hundred six".