25414245455 has 8 divisors (see below), whose sum is σ = 32291041392. Its totient is φ = 19135431808.

The previous prime is 25414245413. The next prime is 25414245487. The reversal of 25414245455 is 55454241452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25414245455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149495477 + ... + 149495646.

It is an arithmetic number, because the mean of its divisors is an integer number (4036380174).

Almost surely, 2^25414245455 is an apocalyptic number.

25414245455 is a deficient number, since it is larger than the sum of its proper divisors (6876795937).

25414245455 is a wasteful number, since it uses less digits than its factorization.

25414245455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298991145.

The product of its digits is 640000, while the sum is 41.

The spelling of 25414245455 in words is "twenty-five billion, four hundred fourteen million, two hundred forty-five thousand, four hundred fifty-five".