124688698870 has 16 divisors (see below), whose sum is σ = 224449177680. Its totient is φ = 49873364064.

The previous prime is 124688698837. The next prime is 124688698921. The reversal of 124688698870 is 78896886421.

It is a junction number, because it is equal to n+sod(n) for n = 124688698796 and 124688698805.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 4740 + ... + 499399.

It is an arithmetic number, because the mean of its divisors is an integer number (14028073605).

Almost surely, 2^124688698870 is an apocalyptic number.

124688698870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124688698870 is a deficient number, since it is larger than the sum of its proper divisors (99760478810).

124688698870 is a wasteful number, since it uses less digits than its factorization.

124688698870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528879.

The product of its (nonzero) digits is 74317824, while the sum is 67.

The spelling of 124688698870 in words is "one hundred twenty-four billion, six hundred eighty-eight million, six hundred ninety-eight thousand, eight hundred seventy".