245725936459 has 4 divisors (see below), whose sum is σ = 245731247080. Its totient is φ = 245720625840.

The previous prime is 245725936451. The next prime is 245725936481. The reversal of 245725936459 is 954639527542.

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 245725936459 - 2³ = 245725936451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245725936397 and 245725936406.

It is not an unprimeable number, because it can be changed into a prime (245725936451) 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, 2585289 + ... + 2678650.

It is an arithmetic number, because the mean of its divisors is an integer number (61432811770).

Almost surely, 2^245725936459 is an apocalyptic number.

245725936459 is a deficient number, since it is larger than the sum of its proper divisors (5310621).

245725936459 is an equidigital number, since it uses as much as digits as its factorization.

245725936459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5310620.

The product of its digits is 81648000, while the sum is 61.

The spelling of 245725936459 in words is "two hundred forty-five billion, seven hundred twenty-five million, nine hundred thirty-six thousand, four hundred fifty-nine".