253653020112 has 80 divisors (see below), whose sum is σ = 656870243328. Its totient is φ = 84344780160.

The previous prime is 253653020099. The next prime is 253653020119. The reversal of 253653020112 is 211020356352.

It is a super-2 number, since 2×253653020112² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 253653020112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253653020119) 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, 68720187 + ... + 68723877.

Almost surely, 2^253653020112 is an apocalyptic number.

It is an amenable number.

253653020112 is an abundant number, since it is smaller than the sum of its proper divisors (403217223216).

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

253653020112 is a wasteful number, since it uses less digits than its factorization.

253653020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6808 (or 6802 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 253653020112 its reverse (211020356352), we get a palindrome (464673376464).

The spelling of 253653020112 in words is "two hundred fifty-three billion, six hundred fifty-three million, twenty thousand, one hundred twelve".