244602412309 has 2 divisors, whose sum is σ = 244602412310. Its totient is φ = 244602412308.

The previous prime is 244602412273. The next prime is 244602412331. The reversal of 244602412309 is 903214206442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 211002422500 + 33599989809 = 459350^2 + 183303^2 .

It is a cyclic number.

It is not a de Polignac number, because 244602412309 - 2⁷ = 244602412181 is a prime.

It is a super-2 number, since 2×244602412309² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (244602412399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122301206154 + 122301206155.

It is an arithmetic number, because the mean of its divisors is an integer number (122301206155).

Almost surely, 2^244602412309 is an apocalyptic number.

It is an amenable number.

244602412309 is a deficient number, since it is larger than the sum of its proper divisors (1).

244602412309 is an equidigital number, since it uses as much as digits as its factorization.

244602412309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 244602412309 in words is "two hundred forty-four billion, six hundred two million, four hundred twelve thousand, three hundred nine".