25552755694 has 24 divisors (see below), whose sum is σ = 40243424760. Its totient is φ = 12167401488.

The previous prime is 25552755689. The next prime is 25552755713. The reversal of 25552755694 is 49655725552.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 189549 + ... + 295015.

It is an arithmetic number, because the mean of its divisors is an integer number (1676809365).

Almost surely, 2^25552755694 is an apocalyptic number.

25552755694 is a deficient number, since it is larger than the sum of its proper divisors (14690669066).

25552755694 is a wasteful number, since it uses less digits than its factorization.

25552755694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105744 (or 105721 counting only the distinct ones).

The product of its digits is 18900000, while the sum is 55.

The spelling of 25552755694 in words is "twenty-five billion, five hundred fifty-two million, seven hundred fifty-five thousand, six hundred ninety-four".