253400047825 has 12 divisors (see below), whose sum is σ = 314241119920. Its totient is φ = 202703870160.

The previous prime is 253400047777. The next prime is 253400047841. The reversal of 253400047825 is 528740004352.

It is not a de Polignac number, because 253400047825 - 2²⁹ = 252863176913 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79359 + ... + 716308.

Almost surely, 2^253400047825 is an apocalyptic number.

253400047825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

253400047825 is a deficient number, since it is larger than the sum of its proper divisors (60841072095).

253400047825 is a wasteful number, since it uses less digits than its factorization.

253400047825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808416 (or 808411 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 253400047825 in words is "two hundred fifty-three billion, four hundred million, forty-seven thousand, eight hundred twenty-five".