122671622172655 has 16 divisors (see below), whose sum is σ = 147911600673504. Its totient is φ = 97666911982080.

The previous prime is 122671622172647. The next prime is 122671622172727. The reversal of 122671622172655 is 556271226176221.

It is not a de Polignac number, because 122671622172655 - 2³ = 122671622172647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122671622172596 and 122671622172605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16439787 + ... + 22707043.

It is an arithmetic number, because the mean of its divisors is an integer number (9244475042094).

Almost surely, 2^{122671622172655} is an apocalyptic number.

122671622172655 is a deficient number, since it is larger than the sum of its proper divisors (25239978500849).

122671622172655 is a wasteful number, since it uses less digits than its factorization.

122671622172655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6286026.

The product of its digits is 8467200, while the sum is 55.

The spelling of 122671622172655 in words is "one hundred twenty-two trillion, six hundred seventy-one billion, six hundred twenty-two million, one hundred seventy-two thousand, six hundred fifty-five".