124215058856 has 32 divisors (see below), whose sum is σ = 281832488640. Its totient is φ = 50103552768.

The previous prime is 124215058817. The next prime is 124215058909. The reversal of 124215058856 is 658850512421.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 124215058856.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65238050 + ... + 65239953.

It is an arithmetic number, because the mean of its divisors is an integer number (8807265270).

Almost surely, 2^124215058856 is an apocalyptic number.

It is an amenable number.

124215058856 is an abundant number, since it is smaller than the sum of its proper divisors (157617429784).

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

124215058856 is a wasteful number, since it uses less digits than its factorization.

124215058856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130478033 (or 130478029 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 47.

The spelling of 124215058856 in words is "one hundred twenty-four billion, two hundred fifteen million, fifty-eight thousand, eight hundred fifty-six".