122566669037 has 4 divisors (see below), whose sum is σ = 129776473116. Its totient is φ = 115356864960.

The previous prime is 122566669031. The next prime is 122566669039. The reversal of 122566669037 is 730966665221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 77356853161 + 45209815876 = 278131^2 + 212626^2 .

It is a cyclic number.

It is not a de Polignac number, because 122566669037 - 2⁸ = 122566668781 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 122566669037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122566669031) 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, 3604902014 + ... + 3604902047.

It is an arithmetic number, because the mean of its divisors is an integer number (32444118279).

Almost surely, 2^122566669037 is an apocalyptic number.

122566669037 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

122566669037 is a deficient number, since it is larger than the sum of its proper divisors (7209804079).

122566669037 is an equidigital number, since it uses as much as digits as its factorization.

122566669037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7209804078.

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 122566669037 in words is "one hundred twenty-two billion, five hundred sixty-six million, six hundred sixty-nine thousand, thirty-seven".