122447040867339 has 16 divisors (see below), whose sum is σ = 173523995923200. Its totient is φ = 76584148193376.

The previous prime is 122447040867311. The next prime is 122447040867373. The reversal of 122447040867339 is 933768040744221.

It is not a de Polignac number, because 122447040867339 - 2⁸ = 122447040867083 is a prime.

It is a super-3 number, since 3×122447040867339³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (122447040867839) 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 in 15 ways as a sum of consecutive naturals, for example, 10428118884 + ... + 10428130625.

It is an arithmetic number, because the mean of its divisors is an integer number (10845249745200).

Almost surely, 2^{122447040867339} is an apocalyptic number.

122447040867339 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

122447040867339 is a deficient number, since it is larger than the sum of its proper divisors (51076955055861).

122447040867339 is a wasteful number, since it uses less digits than its factorization.

122447040867339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20856249634.

The product of its (nonzero) digits is 48771072, while the sum is 60.

The spelling of 122447040867339 in words is "one hundred twenty-two trillion, four hundred forty-seven billion, forty million, eight hundred sixty-seven thousand, three hundred thirty-nine".