124543445016 has 128 divisors (see below), whose sum is σ = 332277811200. Its totient is φ = 38817292800.

The previous prime is 124543445011. The next prime is 124543445023. The reversal of 124543445016 is 610544345421.

It is a super-2 number, since 2×124543445016² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124543445011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4390270 + ... + 4418546.

It is an arithmetic number, because the mean of its divisors is an integer number (2595920400).

Almost surely, 2^124543445016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124543445016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166138905600).

124543445016 is an abundant number, since it is smaller than the sum of its proper divisors (207734366184).

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

124543445016 is a wasteful number, since it uses less digits than its factorization.

124543445016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28489 (or 28485 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 124543445016 in words is "one hundred twenty-four billion, five hundred forty-three million, four hundred forty-five thousand, sixteen".