245374429591 has 2 divisors, whose sum is σ = 245374429592. Its totient is φ = 245374429590.

The previous prime is 245374429589. The next prime is 245374429627. The reversal of 245374429591 is 195924473542.

245374429591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245374429591 - 2¹ = 245374429589 is a prime.

It is a super-2 number, since 2×245374429591² (a number of 24 digits) contains 22 as substring.

Together with 245374429589, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245374429561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122687214795 + 122687214796.

It is an arithmetic number, because the mean of its divisors is an integer number (122687214796).

Almost surely, 2^245374429591 is an apocalyptic number.

245374429591 is a deficient number, since it is larger than the sum of its proper divisors (1).

245374429591 is an equidigital number, since it uses as much as digits as its factorization.

245374429591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10886400, while the sum is 55.

The spelling of 245374429591 in words is "two hundred forty-five billion, three hundred seventy-four million, four hundred twenty-nine thousand, five hundred ninety-one".