122644445705 has 8 divisors (see below), whose sum is σ = 149369952192. Its totient is φ = 96651145008.

The previous prime is 122644445699. The next prime is 122644445731. The reversal of 122644445705 is 507544446221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 122644445705 - 2²⁴ = 122627668489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183051077 + ... + 183051746.

It is an arithmetic number, because the mean of its divisors is an integer number (18671244024).

Almost surely, 2^122644445705 is an apocalyptic number.

It is an amenable number.

122644445705 is a deficient number, since it is larger than the sum of its proper divisors (26725506487).

122644445705 is an equidigital number, since it uses as much as digits as its factorization.

122644445705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366102895.

The product of its (nonzero) digits is 1075200, while the sum is 44.

The spelling of 122644445705 in words is "one hundred twenty-two billion, six hundred forty-four million, four hundred forty-five thousand, seven hundred five".