245764264313 has 4 divisors (see below), whose sum is σ = 246014279808. Its totient is φ = 245514248820.

The previous prime is 245764264307. The next prime is 245764264351. The reversal of 245764264313 is 313462467542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245764264313 is a prime.

It is a super-2 number, since 2×245764264313² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (245764264303) 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, 125006273 + ... + 125008238.

It is an arithmetic number, because the mean of its divisors is an integer number (61503569952).

Almost surely, 2^245764264313 is an apocalyptic number.

It is an amenable number.

245764264313 is a deficient number, since it is larger than the sum of its proper divisors (250015495).

245764264313 is an equidigital number, since it uses as much as digits as its factorization.

245764264313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250015494.

The product of its digits is 2903040, while the sum is 47.

The spelling of 245764264313 in words is "two hundred forty-five billion, seven hundred sixty-four million, two hundred sixty-four thousand, three hundred thirteen".