245100124391569 has 2 divisors, whose sum is σ = 245100124391570. Its totient is φ = 245100124391568.

The previous prime is 245100124391527. The next prime is 245100124391581. The reversal of 245100124391569 is 965193421001542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146118776961600 + 98981347429969 = 12087960^2 + 9948937^2 .

It is a cyclic number.

It is not a de Polignac number, because 245100124391569 - 2¹¹ = 245100124389521 is a prime.

It is a super-2 number, since 2×245100124391569² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (245100124391599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122550062195784 + 122550062195785.

It is an arithmetic number, because the mean of its divisors is an integer number (122550062195785).

Almost surely, 2^{245100124391569} is an apocalyptic number.

It is an amenable number.

245100124391569 is a deficient number, since it is larger than the sum of its proper divisors (1).

245100124391569 is an equidigital number, since it uses as much as digits as its factorization.

245100124391569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 52.

The spelling of 245100124391569 in words is "two hundred forty-five trillion, one hundred billion, one hundred twenty-four million, three hundred ninety-one thousand, five hundred sixty-nine".