124741139040 has 576 divisors, whose sum is σ = 495142502400. Its totient is φ = 28009193472.

The previous prime is 124741139027. The next prime is 124741139051. The reversal of 124741139040 is 40931147421.

124741139040 is a `hidden beast` number, since 12 + 474 + 1 + 139 + 0 + 40 = 666.

It is a super-2 number, since 2×124741139040² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 124741138986 and 124741139004.

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 95 ways as a sum of consecutive naturals, for example, 304990356 + ... + 304990764.

It is an arithmetic number, because the mean of its divisors is an integer number (859622400).

Almost surely, 2^124741139040 is an apocalyptic number.

124741139040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124741139040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247571251200).

124741139040 is an abundant number, since it is smaller than the sum of its proper divisors (370401363360).

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

124741139040 is a wasteful number, since it uses less digits than its factorization.

124741139040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899 (or 888 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 124741139040 in words is "one hundred twenty-four billion, seven hundred forty-one million, one hundred thirty-nine thousand, forty".