122556236346 has 24 divisors (see below), whose sum is σ = 265697868384. Its totient is φ = 40827562440.

The previous prime is 122556236321. The next prime is 122556236371. The reversal of 122556236346 is 643632655221.

122556236346 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 5 + 6 + 2 + 3 + 634 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (122556236321) and next prime (122556236371).

It is a super-2 number, since 2×122556236346² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2012190 + ... + 2072201.

It is an arithmetic number, because the mean of its divisors is an integer number (11070744516).

Almost surely, 2^122556236346 is an apocalyptic number.

122556236346 is an abundant number, since it is smaller than the sum of its proper divisors (143141632038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122556236346 is a wasteful number, since it uses less digits than its factorization.

122556236346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086066 (or 4086063 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 122556236346 in words is "one hundred twenty-two billion, five hundred fifty-six million, two hundred thirty-six thousand, three hundred forty-six".