253513445512 has 16 divisors (see below), whose sum is σ = 485451279360. Its totient is φ = 124059771024.

The previous prime is 253513445483. The next prime is 253513445621. The reversal of 253513445512 is 215544315352.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337118568 + ... + 337119319.

It is an arithmetic number, because the mean of its divisors is an integer number (30340704960).

Almost surely, 2^253513445512 is an apocalyptic number.

It is an amenable number.

253513445512 is a deficient number, since it is larger than the sum of its proper divisors (231937833848).

253513445512 is a wasteful number, since it uses less digits than its factorization.

253513445512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674237940 (or 674237936 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

The spelling of 253513445512 in words is "two hundred fifty-three billion, five hundred thirteen million, four hundred forty-five thousand, five hundred twelve".