253533914656 has 96 divisors (see below), whose sum is σ = 575797372416. Its totient is φ = 108804864000.

The previous prime is 253533914581. The next prime is 253533914657. The reversal of 253533914656 is 656419335352.

It is not an unprimeable number, because it can be changed into a prime (253533914657) 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, 164046 + ... + 730738.

It is an arithmetic number, because the mean of its divisors is an integer number (5997889296).

Almost surely, 2^253533914656 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 253533914656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287898686208).

253533914656 is an abundant number, since it is smaller than the sum of its proper divisors (322263457760).

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

253533914656 is a wasteful number, since it uses less digits than its factorization.

253533914656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566786 (or 566778 counting only the distinct ones).

The product of its digits is 8748000, while the sum is 52.

The spelling of 253533914656 in words is "two hundred fifty-three billion, five hundred thirty-three million, nine hundred fourteen thousand, six hundred fifty-six".