122547742055 has 8 divisors (see below), whose sum is σ = 147667488144. Its totient is φ = 97631395200.

The previous prime is 122547742043. The next prime is 122547742099. The reversal of 122547742055 is 550247745221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122547742055 - 2¹² = 122547737959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122547741997 and 122547742015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50848481 + ... + 50850890.

It is an arithmetic number, because the mean of its divisors is an integer number (18458436018).

Almost surely, 2^122547742055 is an apocalyptic number.

122547742055 is a deficient number, since it is larger than the sum of its proper divisors (25119746089).

122547742055 is a wasteful number, since it uses less digits than its factorization.

122547742055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101699617.

The product of its (nonzero) digits is 784000, while the sum is 44.

The spelling of 122547742055 in words is "one hundred twenty-two billion, five hundred forty-seven million, seven hundred forty-two thousand, fifty-five".