424037997124 has 81 divisors (see below), whose sum is σ = 871331447511. Its totient is φ = 180038799360.

The previous prime is 424037997121. The next prime is 424037997143. The reversal of 424037997124 is 421799730424.

It is a happy number.

The square root of 424037997124 is 651182.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 18232900 + 424019764224 = 4270^2 + 651168^2 .

It is not an unprimeable number, because it can be changed into a prime (424037997121) by changing a digit.

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 26 ways as a sum of consecutive naturals, for example, 1759493644 + ... + 1759493884.

Almost surely, 2^424037997124 is an apocalyptic number.

424037997124 is the 651182-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424037997124

424037997124 is an abundant number, since it is smaller than the sum of its proper divisors (447293450387).

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

424037997124 is an equidigital number, since it uses as much as digits as its factorization.

424037997124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 424037997124 in words is "four hundred twenty-four billion, thirty-seven million, nine hundred ninety-seven thousand, one hundred twenty-four".