25050055500503 has 16 divisors (see below), whose sum is σ = 27583892824320. Its totient is φ = 22558996065600.

The previous prime is 25050055500493. The next prime is 25050055500521. The reversal of 25050055500503 is 30500555005052.

It is a cyclic number.

It is not a de Polignac number, because 25050055500503 - 2¹⁶ = 25050055434967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25050055500583) 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, 28233683 + ... + 29107403.

It is an arithmetic number, because the mean of its divisors is an integer number (1723993301520).

Almost surely, 2^{25050055500503} is an apocalyptic number.

25050055500503 is a deficient number, since it is larger than the sum of its proper divisors (2533837323817).

25050055500503 is a wasteful number, since it uses less digits than its factorization.

25050055500503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898198.

The product of its (nonzero) digits is 93750, while the sum is 35.

It can be divided in two parts, 2 and 5050055500503, that added together give a palindrome (5050055500505).

The spelling of 25050055500503 in words is "twenty-five trillion, fifty billion, fifty-five million, five hundred thousand, five hundred three".