124681620012 has 24 divisors (see below), whose sum is σ = 290949190896. Its totient is φ = 41556909888.

The previous prime is 124681620001. The next prime is 124681620029. The reversal of 124681620012 is 210026186421.

It is a happy 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, 308803 + ... + 587130.

It is an arithmetic number, because the mean of its divisors is an integer number (12122882954).

Almost surely, 2^124681620012 is an apocalyptic number.

124681620012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124681620012 is an abundant number, since it is smaller than the sum of its proper divisors (166267570884).

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

124681620012 is a wasteful number, since it uses less digits than its factorization.

124681620012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907537 (or 907535 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 124681620012 in words is "one hundred twenty-four billion, six hundred eighty-one million, six hundred twenty thousand, twelve".