25423539003 has 12 divisors (see below), whose sum is σ = 38319537360. Its totient is φ = 16212111696.

The previous prime is 25423538969. The next prime is 25423539059. The reversal of 25423539003 is 30093532452.

It is not a de Polignac number, because 25423539003 - 2⁶ = 25423538939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25423539103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61409308 + ... + 61409721.

It is an arithmetic number, because the mean of its divisors is an integer number (3193294780).

Almost surely, 2^25423539003 is an apocalyptic number.

25423539003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

25423539003 is a deficient number, since it is larger than the sum of its proper divisors (12895998357).

25423539003 is a wasteful number, since it uses less digits than its factorization.

25423539003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122819058 (or 122819055 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 25423539003 in words is "twenty-five billion, four hundred twenty-three million, five hundred thirty-nine thousand, three".