245864822727 has 16 divisors (see below), whose sum is σ = 354488458752. Its totient is φ = 150985822080.

The previous prime is 245864822719. The next prime is 245864822729. The reversal of 245864822727 is 727228468542.

It is not a de Polignac number, because 245864822727 - 2³ = 245864822719 is a prime.

It is a super-2 number, since 2×245864822727² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245864822729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51283549 + ... + 51288342.

It is an arithmetic number, because the mean of its divisors is an integer number (22155528672).

Almost surely, 2^245864822727 is an apocalyptic number.

245864822727 is a deficient number, since it is larger than the sum of its proper divisors (108623636025).

245864822727 is a wasteful number, since it uses less digits than its factorization.

245864822727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102571958.

The product of its digits is 24084480, while the sum is 57.

The spelling of 245864822727 in words is "two hundred forty-five billion, eight hundred sixty-four million, eight hundred twenty-two thousand, seven hundred twenty-seven".