245791356799 has 2 divisors, whose sum is σ = 245791356800. Its totient is φ = 245791356798.

The previous prime is 245791356773. The next prime is 245791356803. The reversal of 245791356799 is 997653197542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245791356799 - 2²¹ = 245789259647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245791356739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122895678399 + 122895678400.

It is an arithmetic number, because the mean of its divisors is an integer number (122895678400).

Almost surely, 2^245791356799 is an apocalyptic number.

245791356799 is a deficient number, since it is larger than the sum of its proper divisors (1).

245791356799 is an equidigital number, since it uses as much as digits as its factorization.

245791356799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 128595600, while the sum is 67.

The spelling of 245791356799 in words is "two hundred forty-five billion, seven hundred ninety-one million, three hundred fifty-six thousand, seven hundred ninety-nine".