122677606751 has 4 divisors (see below), whose sum is σ = 140202979152. Its totient is φ = 105152234352.

The previous prime is 122677606573. The next prime is 122677606763. The reversal of 122677606751 is 157606776221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122677606751 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122677606751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122677606781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8762686190 + ... + 8762686203.

It is an arithmetic number, because the mean of its divisors is an integer number (35050744788).

Almost surely, 2^122677606751 is an apocalyptic number.

122677606751 is a deficient number, since it is larger than the sum of its proper divisors (17525372401).

122677606751 is an equidigital number, since it uses as much as digits as its factorization.

122677606751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17525372400.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The spelling of 122677606751 in words is "one hundred twenty-two billion, six hundred seventy-seven million, six hundred six thousand, seven hundred fifty-one".