25964000147 has 4 divisors (see below), whose sum is σ = 25970970336. Its totient is φ = 25957029960.

The previous prime is 25964000143. The next prime is 25964000189. The reversal of 25964000147 is 74100046952.

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 25964000147 - 2² = 25964000143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25964000147.

It is not an unprimeable number, because it can be changed into a prime (25964000143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3479504 + ... + 3486957.

It is an arithmetic number, because the mean of its divisors is an integer number (6492742584).

Almost surely, 2^25964000147 is an apocalyptic number.

25964000147 is a deficient number, since it is larger than the sum of its proper divisors (6970189).

25964000147 is an equidigital number, since it uses as much as digits as its factorization.

25964000147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6970188.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 25964000147 in words is "twenty-five billion, nine hundred sixty-four million, one hundred forty-seven", and thus it is an aban number.