122653535248 has 20 divisors (see below), whose sum is σ = 237652872700. Its totient is φ = 61323761664.

The previous prime is 122653535239. The next prime is 122653535401. The reversal of 122653535248 is 842535356221.

It can be written as a sum of positive squares in 2 ways, for example, as 58618220544 + 64035314704 = 242112^2 + 253052^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122653535198 and 122653535207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169336 + ... + 523432.

It is an arithmetic number, because the mean of its divisors is an integer number (11882643635).

Almost surely, 2^122653535248 is an apocalyptic number.

It is an amenable number.

122653535248 is a deficient number, since it is larger than the sum of its proper divisors (114999337452).

122653535248 is a wasteful number, since it uses less digits than its factorization.

122653535248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375754 (or 375748 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 46.

The spelling of 122653535248 in words is "one hundred twenty-two billion, six hundred fifty-three million, five hundred thirty-five thousand, two hundred forty-eight".