245553676723 has 2 divisors, whose sum is σ = 245553676724. Its totient is φ = 245553676722.

The previous prime is 245553676679. The next prime is 245553676733. The reversal of 245553676723 is 327676355542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245553676723 - 2⁹ = 245553676211 is a prime.

It is a super-3 number, since 3×245553676723³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (245553676733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122776838361 + 122776838362.

It is an arithmetic number, because the mean of its divisors is an integer number (122776838362).

Almost surely, 2^245553676723 is an apocalyptic number.

245553676723 is a deficient number, since it is larger than the sum of its proper divisors (1).

245553676723 is an equidigital number, since it uses as much as digits as its factorization.

245553676723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752000, while the sum is 55.

The spelling of 245553676723 in words is "two hundred forty-five billion, five hundred fifty-three million, six hundred seventy-six thousand, seven hundred twenty-three".