122552770438 has 16 divisors (see below), whose sum is σ = 214560474624. Its totient is φ = 51405113160.

The previous prime is 122552770427. The next prime is 122552770451. The reversal of 122552770438 is 834077255221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93124548 + ... + 93125863.

It is an arithmetic number, because the mean of its divisors is an integer number (13410029664).

Almost surely, 2^122552770438 is an apocalyptic number.

122552770438 is a deficient number, since it is larger than the sum of its proper divisors (92007704186).

122552770438 is a wasteful number, since it uses less digits than its factorization.

122552770438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186250467.

The product of its (nonzero) digits is 940800, while the sum is 46.

The spelling of 122552770438 in words is "one hundred twenty-two billion, five hundred fifty-two million, seven hundred seventy thousand, four hundred thirty-eight".