253525703120 has 40 divisors (see below), whose sum is σ = 589488601416. Its totient is φ = 101403168768.

The previous prime is 253525703113. The next prime is 253525703129. The reversal of 253525703120 is 21307525352.

It can be written as a sum of positive squares in 4 ways, for example, as 33553446976 + 219972256144 = 183176^2 + 469012^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253525703129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1121564 + ... + 1328516.

Almost surely, 2^253525703120 is an apocalyptic number.

253525703120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253525703120 is an abundant number, since it is smaller than the sum of its proper divisors (335962898296).

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

253525703120 is a wasteful number, since it uses less digits than its factorization.

253525703120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222279 (or 222273 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 35.

The spelling of 253525703120 in words is "two hundred fifty-three billion, five hundred twenty-five million, seven hundred three thousand, one hundred twenty".