122765500385 has 8 divisors (see below), whose sum is σ = 160711200576. Its totient is φ = 89284000240.

The previous prime is 122765500321. The next prime is 122765500433. The reversal of 122765500385 is 583005567221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122765500385 - 2⁶ = 122765500321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1116049949 + ... + 1116050058.

It is an arithmetic number, because the mean of its divisors is an integer number (20088900072).

Almost surely, 2^122765500385 is an apocalyptic number.

It is an amenable number.

122765500385 is a deficient number, since it is larger than the sum of its proper divisors (37945700191).

122765500385 is a wasteful number, since it uses less digits than its factorization.

122765500385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232100023.

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 122765500385 in words is "one hundred twenty-two billion, seven hundred sixty-five million, five hundred thousand, three hundred eighty-five".