122683829858 has 30 divisors (see below), whose sum is σ = 195755635461. Its totient is φ = 57666199936.

The previous prime is 122683829831. The next prime is 122683829861. The reversal of 122683829858 is 858928386221.

It can be written as a sum of positive squares in 8 ways, for example, as 97654375009 + 25029454849 = 312497^2 + 158207^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=247673.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122683829858.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 143154566 + ... + 143155422.

Almost surely, 2^122683829858 is an apocalyptic number.

122683829858 is a deficient number, since it is larger than the sum of its proper divisors (73071805603).

122683829858 is an frugal number, since it uses more digits than its factorization.

122683829858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784 (or 876 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 62.

The spelling of 122683829858 in words is "one hundred twenty-two billion, six hundred eighty-three million, eight hundred twenty-nine thousand, eight hundred fifty-eight".