25055555294 has 16 divisors (see below), whose sum is σ = 46857142656. Its totient is φ = 9761904600.

The previous prime is 25055555293. The next prime is 25055555339. The reversal of 25055555294 is 49255555052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25055555293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81349052 + ... + 81349359.

It is an arithmetic number, because the mean of its divisors is an integer number (2928571416).

Almost surely, 2^25055555294 is an apocalyptic number.

25055555294 is a deficient number, since it is larger than the sum of its proper divisors (21801587362).

25055555294 is a wasteful number, since it uses less digits than its factorization.

25055555294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162698431.

The product of its (nonzero) digits is 2250000, while the sum is 47.

The spelling of 25055555294 in words is "twenty-five billion, fifty-five million, five hundred fifty-five thousand, two hundred ninety-four".