122553351236 has 12 divisors (see below), whose sum is σ = 214479456828. Its totient is φ = 61273506432.

The previous prime is 122553351227. The next prime is 122553351251. The reversal of 122553351236 is 632153355221.

It can be written as a sum of positive squares in 2 ways, for example, as 120860522500 + 1692828736 = 347650^2 + 41144^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122553351236.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 704201 + ... + 860816.

It is an arithmetic number, because the mean of its divisors is an integer number (17873288069).

Almost surely, 2^122553351236 is an apocalyptic number.

It is an amenable number.

122553351236 is a deficient number, since it is larger than the sum of its proper divisors (91926105592).

122553351236 is a wasteful number, since it uses less digits than its factorization.

122553351236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584598 (or 1584596 counting only the distinct ones).

The product of its digits is 162000, while the sum is 38.

The spelling of 122553351236 in words is "one hundred twenty-two billion, five hundred fifty-three million, three hundred fifty-one thousand, two hundred thirty-six".