253450129512 has 32 divisors (see below), whose sum is σ = 633973006080. Its totient is φ = 84437018880.

The previous prime is 253450129423. The next prime is 253450129547. The reversal of 253450129512 is 215921054352.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2852689 + ... + 2940192.

It is an arithmetic number, because the mean of its divisors is an integer number (19811656440).

Almost surely, 2^253450129512 is an apocalyptic number.

It is an amenable number.

253450129512 is an abundant number, since it is smaller than the sum of its proper divisors (380522876568).

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

253450129512 is a wasteful number, since it uses less digits than its factorization.

253450129512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5794713 (or 5794709 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 253450129512 in words is "two hundred fifty-three billion, four hundred fifty million, one hundred twenty-nine thousand, five hundred twelve".