25056082313 has 4 divisors (see below), whose sum is σ = 25056443028. Its totient is φ = 25055721600.

The previous prime is 25056082087. The next prime is 25056082543. The reversal of 25056082313 is 31328065052.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9287755129 + 15768327184 = 96373^2 + 125572^2 .

It is a cyclic number.

It is not a de Polignac number, because 25056082313 - 2¹⁴ = 25056065929 is a prime.

It is a lonely number, since its distance to closest prime (25056082087) sets a new record.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25056082013) 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, 39488 + ... + 227313.

It is an arithmetic number, because the mean of its divisors is an integer number (6264110757).

Almost surely, 2^25056082313 is an apocalyptic number.

It is an amenable number.

25056082313 is a deficient number, since it is larger than the sum of its proper divisors (360715).

25056082313 is an equidigital number, since it uses as much as digits as its factorization.

25056082313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360714.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 25056082313 in words is "twenty-five billion, fifty-six million, eighty-two thousand, three hundred thirteen".