122621674377 has 4 divisors (see below), whose sum is σ = 163495565840. Its totient is φ = 81747782916.

The previous prime is 122621674369. The next prime is 122621674397. The reversal of 122621674377 is 773476126221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 122621674377 - 2³ = 122621674369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122621674397) 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, 20436945727 + ... + 20436945732.

It is an arithmetic number, because the mean of its divisors is an integer number (40873891460).

Almost surely, 2^122621674377 is an apocalyptic number.

It is an amenable number.

122621674377 is a deficient number, since it is larger than the sum of its proper divisors (40873891463).

122621674377 is an equidigital number, since it uses as much as digits as its factorization.

122621674377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40873891462.

The product of its digits is 1185408, while the sum is 48.

The spelling of 122621674377 in words is "one hundred twenty-two billion, six hundred twenty-one million, six hundred seventy-four thousand, three hundred seventy-seven".