253782752625 has 24 divisors (see below), whose sum is σ = 457485710760. Its totient is φ = 135350800800.

The previous prime is 253782752623. The next prime is 253782752659. The reversal of 253782752625 is 526257287352.

253782752625 is a `hidden beast` number, since 2 + 5 + 3 + 7 + 8 + 2 + 7 + 5 + 2 + 625 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1264442481 + 252518310144 = 35559^2 + 502512^2 .

It is not a de Polignac number, because 253782752625 - 2¹ = 253782752623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253782752623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112791210 + ... + 112793459.

It is an arithmetic number, because the mean of its divisors is an integer number (19061904615).

Almost surely, 2^253782752625 is an apocalyptic number.

253782752625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

253782752625 is a deficient number, since it is larger than the sum of its proper divisors (203702958135).

253782752625 is a wasteful number, since it uses less digits than its factorization.

253782752625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225584690 (or 225584677 counting only the distinct ones).

The product of its digits is 14112000, while the sum is 54.

The spelling of 253782752625 in words is "two hundred fifty-three billion, seven hundred eighty-two million, seven hundred fifty-two thousand, six hundred twenty-five".