12437824628 has 6 divisors (see below), whose sum is σ = 21766193106. Its totient is φ = 6218912312.

The previous prime is 12437824627. The next prime is 12437824643. The reversal of 12437824628 is 82642873421.

It can be written as a sum of positive squares in only one way, i.e., 9718410724 + 2719413904 = 98582^2 + 52148^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12437824627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1554728075 + ... + 1554728082.

It is an arithmetic number, because the mean of its divisors is an integer number (3627698851).

Almost surely, 2^12437824628 is an apocalyptic number.

It is an amenable number.

12437824628 is a deficient number, since it is larger than the sum of its proper divisors (9328368478).

12437824628 is a wasteful number, since it uses less digits than its factorization.

12437824628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109456161 (or 3109456159 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 47.

The spelling of 12437824628 in words is "twelve billion, four hundred thirty-seven million, eight hundred twenty-four thousand, six hundred twenty-eight".