25351630233 has 8 divisors (see below), whose sum is σ = 33817498368. Its totient is φ = 16893424464.

The previous prime is 25351630207. The next prime is 25351630237. The reversal of 25351630233 is 33203615352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25351630233 - 2¹³ = 25351622041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25351630194 and 25351630203.

It is not an unprimeable number, because it can be changed into a prime (25351630237) 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 7 ways as a sum of consecutive naturals, for example, 1907866 + ... + 1921107.

It is an arithmetic number, because the mean of its divisors is an integer number (4227187296).

Almost surely, 2^25351630233 is an apocalyptic number.

It is an amenable number.

25351630233 is a deficient number, since it is larger than the sum of its proper divisors (8465868135).

25351630233 is a wasteful number, since it uses less digits than its factorization.

25351630233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3831183.

The product of its (nonzero) digits is 48600, while the sum is 33.

The spelling of 25351630233 in words is "twenty-five billion, three hundred fifty-one million, six hundred thirty thousand, two hundred thirty-three".