25523776803 has 32 divisors (see below), whose sum is σ = 39387718656. Its totient is φ = 14400626688.

The previous prime is 25523776783. The next prime is 25523776813. The reversal of 25523776803 is 30867732552.

It is not a de Polignac number, because 25523776803 - 2⁵ = 25523776771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25523776813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 603651 + ... + 644547.

It is an arithmetic number, because the mean of its divisors is an integer number (1230866208).

Almost surely, 2^25523776803 is an apocalyptic number.

25523776803 is a deficient number, since it is larger than the sum of its proper divisors (13863941853).

25523776803 is a wasteful number, since it uses less digits than its factorization.

25523776803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41283.

The product of its (nonzero) digits is 2116800, while the sum is 48.

The spelling of 25523776803 in words is "twenty-five billion, five hundred twenty-three million, seven hundred seventy-six thousand, eight hundred three".