122393635078 has 32 divisors (see below), whose sum is σ = 215719368480. Its totient is φ = 51346191360.

The previous prime is 122393635061. The next prime is 122393635093. The reversal of 122393635078 is 870536393221.

It is a happy number.

It is a congruent number.

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, 2104008 + ... + 2161396.

It is an arithmetic number, because the mean of its divisors is an integer number (6741230265).

Almost surely, 2^122393635078 is an apocalyptic number.

122393635078 is a deficient number, since it is larger than the sum of its proper divisors (93325733402).

122393635078 is a wasteful number, since it uses less digits than its factorization.

122393635078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64872.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 122393635078 in words is "one hundred twenty-two billion, three hundred ninety-three million, six hundred thirty-five thousand, seventy-eight".