253122303132 has 96 divisors (see below), whose sum is σ = 660035801600. Its totient is φ = 83886990336.

The previous prime is 253122303089. The next prime is 253122303179. The reversal of 253122303132 is 231303221352.

It is a happy number.

253122303132 is a `hidden beast` number, since 2 + 5 + 312 + 2 + 30 + 313 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 253122303096 and 253122303105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55421913 + ... + 55426479.

Almost surely, 2^253122303132 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 253122303132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330017900800).

253122303132 is an abundant number, since it is smaller than the sum of its proper divisors (406913498468).

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

253122303132 is a wasteful number, since it uses less digits than its factorization.

253122303132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7432 (or 7424 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 253122303132 its reverse (231303221352), we get a palindrome (484425524484).

The spelling of 253122303132 in words is "two hundred fifty-three billion, one hundred twenty-two million, three hundred three thousand, one hundred thirty-two".