124808878089 has 27 divisors (see below), whose sum is σ = 209725343373. Its totient is φ = 71315119512.

The previous prime is 124808878079. The next prime is 124808878123. The reversal of 124808878089 is 980878808421.

The square root of 124808878089 is 353283.

It is a perfect power (a square), and thus also a powerful number.

124808878089 is a `hidden beast` number, since 1 + 2 + 480 + 8 + 8 + 78 + 0 + 89 = 666.

It is not a de Polignac number, because 124808878089 - 2²³ = 124800489481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (124808878079) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7410532 + ... + 7427354.

Almost surely, 2^124808878089 is an apocalyptic number.

124808878089 is the 353283-rd square number.

124808878089 is the 176642-nd centered octagonal number.

It is an amenable number.

124808878089 is a deficient number, since it is larger than the sum of its proper divisors (84916465284).

124808878089 is an frugal number, since it uses more digits than its factorization.

124808878089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33666 (or 16833 counting only the distinct ones).

The product of its (nonzero) digits is 16515072, while the sum is 63.

The spelling of 124808878089 in words is "one hundred twenty-four billion, eight hundred eight million, eight hundred seventy-eight thousand, eighty-nine".