122663742136 has 16 divisors (see below), whose sum is σ = 247686402600. Its totient is φ = 56614034784.

The previous prime is 122663742133. The next prime is 122663742239. The reversal of 122663742136 is 631247366221.

It is a junction number, because it is equal to n+sod(n) for n = 122663742092 and 122663742101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122663742133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 589729426 + ... + 589729633.

Almost surely, 2^122663742136 is an apocalyptic number.

It is an amenable number.

122663742136 is an abundant number, since it is smaller than the sum of its proper divisors (125022660464).

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

122663742136 is a wasteful number, since it uses less digits than its factorization.

122663742136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179459078 (or 1179459074 counting only the distinct ones).

The product of its digits is 435456, while the sum is 43.

The spelling of 122663742136 in words is "one hundred twenty-two billion, six hundred sixty-three million, seven hundred forty-two thousand, one hundred thirty-six".