124788438072 has 72 divisors (see below), whose sum is σ = 353301967200. Its totient is φ = 39787605792.

The previous prime is 124788438059. The next prime is 124788438083. The reversal of 124788438072 is 270834887421.

124788438072 is a `hidden beast` number, since 12 + 478 + 84 + 3 + 80 + 7 + 2 = 666.

124788438072 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1600072 + ... + 1676247.

Almost surely, 2^124788438072 is an apocalyptic number.

124788438072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124788438072 is an abundant number, since it is smaller than the sum of its proper divisors (228513529128).

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

124788438072 is a wasteful number, since it uses less digits than its factorization.

124788438072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3276377 (or 3276347 counting only the distinct ones).

The product of its (nonzero) digits is 4816896, while the sum is 54.

It can be divided in two parts, 1247884 and 38072, that added together give a square (1285956 = 1134²).

The spelling of 124788438072 in words is "one hundred twenty-four billion, seven hundred eighty-eight million, four hundred thirty-eight thousand, seventy-two".