122449915426 has 32 divisors (see below), whose sum is σ = 187284788352. Its totient is φ = 60030875520.

The previous prime is 122449915409. The next prime is 122449915447. The reversal of 122449915426 is 624519944221.

122449915426 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×122449915426² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122449915426.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27471390 + ... + 27475846.

It is an arithmetic number, because the mean of its divisors is an integer number (5852649636).

Almost surely, 2^122449915426 is an apocalyptic number.

122449915426 is a deficient number, since it is larger than the sum of its proper divisors (64834872926).

122449915426 is a wasteful number, since it uses less digits than its factorization.

122449915426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5434.

The product of its digits is 1244160, while the sum is 49.

The spelling of 122449915426 in words is "one hundred twenty-two billion, four hundred forty-nine million, nine hundred fifteen thousand, four hundred twenty-six".