25755585803 has 16 divisors (see below), whose sum is σ = 27415080000. Its totient is φ = 24112346112.

The previous prime is 25755585799. The next prime is 25755585839. The reversal of 25755585803 is 30858555752.

It is a cyclic number.

It is not a de Polignac number, because 25755585803 - 2² = 25755585799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25755515803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5443943 + ... + 5448671.

It is an arithmetic number, because the mean of its divisors is an integer number (1713442500).

Almost surely, 2^25755585803 is an apocalyptic number.

25755585803 is a deficient number, since it is larger than the sum of its proper divisors (1659494197).

25755585803 is a wasteful number, since it uses less digits than its factorization.

25755585803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6374.

The product of its (nonzero) digits is 8400000, while the sum is 53.

The spelling of 25755585803 in words is "twenty-five billion, seven hundred fifty-five million, five hundred eighty-five thousand, eight hundred three".