245375158481 has 2 divisors, whose sum is σ = 245375158482. Its totient is φ = 245375158480.

The previous prime is 245375158471. The next prime is 245375158507. The reversal of 245375158481 is 184851573542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237549986881 + 7825171600 = 487391^2 + 88460^2 .

It is a cyclic number.

It is not a de Polignac number, because 245375158481 - 2²² = 245370964177 is a prime.

It is a super-2 number, since 2×245375158481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (245375158451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122687579240 + 122687579241.

It is an arithmetic number, because the mean of its divisors is an integer number (122687579241).

Almost surely, 2^245375158481 is an apocalyptic number.

It is an amenable number.

245375158481 is a deficient number, since it is larger than the sum of its proper divisors (1).

245375158481 is an equidigital number, since it uses as much as digits as its factorization.

245375158481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376000, while the sum is 53.

The spelling of 245375158481 in words is "two hundred forty-five billion, three hundred seventy-five million, one hundred fifty-eight thousand, four hundred eighty-one".