122353455546 has 96 divisors (see below), whose sum is σ = 313571831040. Its totient is φ = 33736082688.

The previous prime is 122353455541. The next prime is 122353455551. The reversal of 122353455546 is 645554353221.

122353455546 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 53 + 4 + 55 + 546 = 666.

It is an interprime number because it is at equal distance from previous prime (122353455541) and next prime (122353455551).

It is not an unprimeable number, because it can be changed into a prime (122353455541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8678515 + ... + 8692601.

It is an arithmetic number, because the mean of its divisors is an integer number (3266373240).

Almost surely, 2^122353455546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122353455546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156785915520).

122353455546 is an abundant number, since it is smaller than the sum of its proper divisors (191218375494).

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

122353455546 is a wasteful number, since it uses less digits than its factorization.

122353455546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16508 (or 16505 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 45.

The spelling of 122353455546 in words is "one hundred twenty-two billion, three hundred fifty-three million, four hundred fifty-five thousand, five hundred forty-six".