253474152225 has 96 divisors (see below), whose sum is σ = 481739452416. Its totient is φ = 115199884800.

The previous prime is 253474152163. The next prime is 253474152227. The reversal of 253474152225 is 522251474352.

It is not a de Polignac number, because 253474152225 - 2⁶ = 253474152161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253474152227) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 77822797 + ... + 77826053.

It is an arithmetic number, because the mean of its divisors is an integer number (5018119296).

Almost surely, 2^253474152225 is an apocalyptic number.

253474152225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

253474152225 is a deficient number, since it is larger than the sum of its proper divisors (228265300191).

253474152225 is a wasteful number, since it uses less digits than its factorization.

253474152225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4095 (or 4090 counting only the distinct ones).

The product of its digits is 672000, while the sum is 42.

The spelling of 253474152225 in words is "two hundred fifty-three billion, four hundred seventy-four million, one hundred fifty-two thousand, two hundred twenty-five".