122553325305 has 24 divisors (see below), whose sum is σ = 212443403328. Its totient is φ = 65356346016.

The previous prime is 122553325291. The next prime is 122553325313. The reversal of 122553325305 is 503523355221.

122553325305 is a `hidden beast` number, since 1 + 2 + 25 + 5 + 3 + 325 + 305 = 666.

It is not a de Polignac number, because 122553325305 - 2⁴ = 122553325289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122553325305.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 467644 + ... + 681026.

It is an arithmetic number, because the mean of its divisors is an integer number (8851808472).

Almost surely, 2^122553325305 is an apocalyptic number.

122553325305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122553325305 is a deficient number, since it is larger than the sum of its proper divisors (89890078023).

122553325305 is a wasteful number, since it uses less digits than its factorization.

122553325305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226157 (or 226154 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 122553325305 in words is "one hundred twenty-two billion, five hundred fifty-three million, three hundred twenty-five thousand, three hundred five".