25000474935 has 32 divisors (see below), whose sum is σ = 40438444032. Its totient is φ = 13187865600.

The previous prime is 25000474931. The next prime is 25000474943. The reversal of 25000474935 is 53947400052.

It is not a de Polignac number, because 25000474935 - 2² = 25000474931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25000474893 and 25000474902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25000474931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2834302 + ... + 2843108.

It is an arithmetic number, because the mean of its divisors is an integer number (1263701376).

Almost surely, 2^25000474935 is an apocalyptic number.

25000474935 is a deficient number, since it is larger than the sum of its proper divisors (15437969097).

25000474935 is a wasteful number, since it uses less digits than its factorization.

25000474935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10863.

The product of its (nonzero) digits is 151200, while the sum is 39.

Adding to 25000474935 its reverse (53947400052), we get a palindrome (78947874987).

The spelling of 25000474935 in words is "twenty-five billion, four hundred seventy-four thousand, nine hundred thirty-five".