124247273424 has 80 divisors (see below), whose sum is σ = 327298468224. Its totient is φ = 40607424000.

The previous prime is 124247273413. The next prime is 124247273467. The reversal of 124247273424 is 424372742421.

It is a happy number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 374934 + ... + 623754.

Almost surely, 2^124247273424 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 124247273424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163649234112).

124247273424 is an abundant number, since it is smaller than the sum of its proper divisors (203051194800).

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

124247273424 is a wasteful number, since it uses less digits than its factorization.

124247273424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249036 (or 249030 counting only the distinct ones).

The product of its digits is 602112, while the sum is 42.

The spelling of 124247273424 in words is "one hundred twenty-four billion, two hundred forty-seven million, two hundred seventy-three thousand, four hundred twenty-four".