253455214572 has 144 divisors (see below), whose sum is σ = 743004138240. Its totient is φ = 71352296064.

The previous prime is 253455214531. The next prime is 253455214601. The reversal of 253455214572 is 275412554352.

It is a happy number.

253455214572 is a `hidden beast` number, since 2 + 5 + 3 + 4 + 55 + 21 + 4 + 572 = 666.

253455214572 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×253455214572² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7911178 + ... + 7943150.

It is an arithmetic number, because the mean of its divisors is an integer number (5159750960).

Almost surely, 2^253455214572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253455214572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371502069120).

253455214572 is an abundant number, since it is smaller than the sum of its proper divisors (489548923668).

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

253455214572 is a wasteful number, since it uses less digits than its factorization.

253455214572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32452 (or 32447 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 45.

The spelling of 253455214572 in words is "two hundred fifty-three billion, four hundred fifty-five million, two hundred fourteen thousand, five hundred seventy-two".