253125436253425 has 6 divisors (see below), whose sum is σ = 313875540954278. Its totient is φ = 202500349002720.

The previous prime is 253125436253401. The next prime is 253125436253441. The reversal of 253125436253425 is 524352634521352.

It can be written as a sum of positive squares in 3 ways, for example, as 10286827776 + 253115149425649 = 101424^2 + 15909593^2 .

It is not a de Polignac number, because 253125436253425 - 2⁷ = 253125436253297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5062508725044 + ... + 5062508725093.

Almost surely, 2^{253125436253425} is an apocalyptic number.

253125436253425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

253125436253425 is a deficient number, since it is larger than the sum of its proper divisors (60750104700853).

253125436253425 is a wasteful number, since it uses less digits than its factorization.

253125436253425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10125017450147 (or 10125017450142 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 52.

The spelling of 253125436253425 in words is "two hundred fifty-three trillion, one hundred twenty-five billion, four hundred thirty-six million, two hundred fifty-three thousand, four hundred twenty-five".