122625277636 has 6 divisors (see below), whose sum is σ = 214594235870. Its totient is φ = 61312638816.

The previous prime is 122625277631. The next prime is 122625277703. The reversal of 122625277636 is 636772526221.

It can be written as a sum of positive squares in only one way, i.e., 115468117636 + 7157160000 = 339806^2 + 84600^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122625277636.

It is not an unprimeable number, because it can be changed into a prime (122625277631) by changing a digit.

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 as a sum of consecutive naturals, namely, 15328159701 + ... + 15328159708.

Almost surely, 2^122625277636 is an apocalyptic number.

It is an amenable number.

122625277636 is a deficient number, since it is larger than the sum of its proper divisors (91968958234).

122625277636 is a wasteful number, since it uses less digits than its factorization.

122625277636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30656319413 (or 30656319411 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 49.

The spelling of 122625277636 in words is "one hundred twenty-two billion, six hundred twenty-five million, two hundred seventy-seven thousand, six hundred thirty-six".