244524215040139 has 2 divisors, whose sum is σ = 244524215040140. Its totient is φ = 244524215040138.

The previous prime is 244524215040023. The next prime is 244524215040169. The reversal of 244524215040139 is 931040512425442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 244524215040139 - 2⁹ = 244524215039627 is a prime.

It is a super-2 number, since 2×244524215040139² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (244524215040169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122262107520069 + 122262107520070.

It is an arithmetic number, because the mean of its divisors is an integer number (122262107520070).

Almost surely, 2^{244524215040139} is an apocalyptic number.

244524215040139 is a deficient number, since it is larger than the sum of its proper divisors (1).

244524215040139 is an equidigital number, since it uses as much as digits as its factorization.

244524215040139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 244524215040139 in words is "two hundred forty-four trillion, five hundred twenty-four billion, two hundred fifteen million, forty thousand, one hundred thirty-nine".