25120510034 has 4 divisors (see below), whose sum is σ = 37680765054. Its totient is φ = 12560255016.

The previous prime is 25120510027. The next prime is 25120510043. The reversal of 25120510034 is 43001502152.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23609244409 + 1511265625 = 153653^2 + 38875^2 .

It is a junction number, because it is equal to n+sod(n) for n = 25120509991 and 25120510009.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6280127507 + ... + 6280127510.

Almost surely, 2^25120510034 is an apocalyptic number.

25120510034 is a deficient number, since it is larger than the sum of its proper divisors (12560255020).

25120510034 is a wasteful number, since it uses less digits than its factorization.

25120510034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12560255019.

The product of its (nonzero) digits is 1200, while the sum is 23.

The spelling of 25120510034 in words is "twenty-five billion, one hundred twenty million, five hundred ten thousand, thirty-four".