25417285703 has 4 divisors (see below), whose sum is σ = 25436527968. Its totient is φ = 25398043440.

The previous prime is 25417285627. The next prime is 25417285783. The reversal of 25417285703 is 30758271452.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25417285703 - 2²⁸ = 25148850247 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 (25417285783) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9619151 + ... + 9621792.

It is an arithmetic number, because the mean of its divisors is an integer number (6359131992).

Almost surely, 2^25417285703 is an apocalyptic number.

25417285703 is a deficient number, since it is larger than the sum of its proper divisors (19242265).

25417285703 is a wasteful number, since it uses less digits than its factorization.

25417285703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19242264.

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 25417285703 in words is "twenty-five billion, four hundred seventeen million, two hundred eighty-five thousand, seven hundred three".