40002442024 has 16 divisors (see below), whose sum is σ = 75026478420. Its totient is φ = 19995381120.

The previous prime is 40002442013. The next prime is 40002442057. The reversal of 40002442024 is 42024420004.

It can be written as a sum of positive squares in 2 ways, for example, as 37709756100 + 2292685924 = 194190^2 + 47882^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40002441986 and 40002442004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 700807 + ... + 755734.

Almost surely, 2^40002442024 is an apocalyptic number.

It is an amenable number.

40002442024 is a deficient number, since it is larger than the sum of its proper divisors (35024036396).

40002442024 is a wasteful number, since it uses less digits than its factorization.

40002442024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459980 (or 1459976 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 40002442024 its reverse (42024420004), we get a palindrome (82026862028).

The spelling of 40002442024 in words is "forty billion, two million, four hundred forty-two thousand, twenty-four".