10043015040040 has 32 divisors (see below), whose sum is σ = 23207507731080. Its totient is φ = 3908632879872.

The previous prime is 10043015040017. The next prime is 10043015040103. The reversal of 10043015040040 is 4004051034001.

It can be written as a sum of positive squares in 4 ways, for example, as 9361653941124 + 681361098916 = 3059682^2 + 825446^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10043015039993 and 10043015040020.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3392909007 + ... + 3392911966.

Almost surely, 2^{10043015040040} is an apocalyptic number.

10043015040040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10043015040040 is an abundant number, since it is smaller than the sum of its proper divisors (13164492691040).

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

10043015040040 is a wasteful number, since it uses less digits than its factorization.

10043015040040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6785821021 (or 6785821017 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 10043015040040 its reverse (4004051034001), we get a palindrome (14047066074041).

The spelling of 10043015040040 in words is "ten trillion, forty-three billion, fifteen million, forty thousand, forty".