122551356673 has 8 divisors (see below), whose sum is σ = 126089543592. Its totient is φ = 119025063936.

The previous prime is 122551356659. The next prime is 122551356703. The reversal of 122551356673 is 376653155221.

It can be written as a sum of positive squares in 4 ways, for example, as 39312182529 + 83239174144 = 198273^2 + 288512^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122551356673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122551356373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2952640 + ... + 2993857.

It is an arithmetic number, because the mean of its divisors is an integer number (15761192949).

Almost surely, 2^122551356673 is an apocalyptic number.

It is an amenable number.

122551356673 is a deficient number, since it is larger than the sum of its proper divisors (3538186919).

122551356673 is an equidigital number, since it uses as much as digits as its factorization.

122551356673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5947091.

The product of its digits is 1134000, while the sum is 46.

The spelling of 122551356673 in words is "one hundred twenty-two billion, five hundred fifty-one million, three hundred fifty-six thousand, six hundred seventy-three".