122552774277 has 8 divisors (see below), whose sum is σ = 163405380864. Its totient is φ = 81701008608.

The previous prime is 122552774273. The next prime is 122552774303. The reversal of 122552774277 is 772477255221.

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

It is not a de Polignac number, because 122552774277 - 2² = 122552774273 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122552774273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323148 + ... + 591210.

It is an arithmetic number, because the mean of its divisors is an integer number (20425672608).

Almost surely, 2^122552774277 is an apocalyptic number.

It is an amenable number.

122552774277 is a deficient number, since it is larger than the sum of its proper divisors (40852606587).

122552774277 is a wasteful number, since it uses less digits than its factorization.

122552774277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420459.

The product of its digits is 3841600, while the sum is 51.

The spelling of 122552774277 in words is "one hundred twenty-two billion, five hundred fifty-two million, seven hundred seventy-four thousand, two hundred seventy-seven".