4124320020 has 72 divisors (see below), whose sum is σ = 13246355304. Its totient is φ = 1035122688.

The previous prime is 4124320007. The next prime is 4124320043. The reversal of 4124320020 is 200234214.

It can be written as a sum of positive squares in 4 ways, for example, as 347971716 + 3776348304 = 18654^2 + 61452^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4124319975 and 4124320002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 670849 + ... + 676968.

It is an arithmetic number, because the mean of its divisors is an integer number (183977157).

Almost surely, 2^4124320020 is an apocalyptic number.

It is an amenable number.

4124320020 is an abundant number, since it is smaller than the sum of its proper divisors (9122035284).

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

4124320020 is a wasteful number, since it uses less digits than its factorization.

4124320020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347849 (or 1347844 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4124320020 is about 64220.8690380316. The cubic root of 4124320020 is about 1603.6790365515.

Adding to 4124320020 its reverse (200234214), we get a palindrome (4324554234).

The spelling of 4124320020 in words is "four billion, one hundred twenty-four million, three hundred twenty thousand, twenty".