25910614612 has 6 divisors (see below), whose sum is σ = 45343575578. Its totient is φ = 12955307304.

The previous prime is 25910614591. The next prime is 25910614637. The reversal of 25910614612 is 21641601952.

It can be written as a sum of positive squares in only one way, i.e., 16454219076 + 9456395536 = 128274^2 + 97244^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3238826823 + ... + 3238826830.

Almost surely, 2^25910614612 is an apocalyptic number.

It is an amenable number.

25910614612 is a deficient number, since it is larger than the sum of its proper divisors (19432960966).

25910614612 is a wasteful number, since it uses less digits than its factorization.

25910614612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6477653657 (or 6477653655 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 25910614612 in words is "twenty-five billion, nine hundred ten million, six hundred fourteen thousand, six hundred twelve".