25074629663 has 4 divisors (see below), whose sum is σ = 25085993280. Its totient is φ = 25063266048.

The previous prime is 25074629659. The next prime is 25074629677. The reversal of 25074629663 is 36692647052.

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 25074629663 - 2² = 25074629659 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 (25074629623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5678498 + ... + 5682911.

It is an arithmetic number, because the mean of its divisors is an integer number (6271498320).

Almost surely, 2^25074629663 is an apocalyptic number.

25074629663 is a deficient number, since it is larger than the sum of its proper divisors (11363617).

25074629663 is a wasteful number, since it uses less digits than its factorization.

25074629663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11363616.

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 25074629663 in words is "twenty-five billion, seventy-four million, six hundred twenty-nine thousand, six hundred sixty-three".