122345044415550 has 216 divisors, whose sum is σ = 370110905760960. Its totient is φ = 28936004064000.

The previous prime is 122345044415533. The next prime is 122345044415579. The reversal of 122345044415550 is 55514440543221.

122345044415550 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 4 + 5 + 0 + 444 + 155 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 122345044415496 and 122345044415505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 25169070 + ... + 29633969.

It is an arithmetic number, because the mean of its divisors is an integer number (1713476415560).

Almost surely, 2^{122345044415550} is an apocalyptic number.

122345044415550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122345044415550 is an abundant number, since it is smaller than the sum of its proper divisors (247765861345410).

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

122345044415550 is a wasteful number, since it uses less digits than its factorization.

122345044415550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54803120 (or 54803101 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 45.

Adding to 122345044415550 its reverse (55514440543221), we get a palindrome (177859484958771).

The spelling of 122345044415550 in words is "one hundred twenty-two trillion, three hundred forty-five billion, forty-four million, four hundred fifteen thousand, five hundred fifty".