43493642010 has 512 divisors, whose sum is σ = 156067430400. Its totient is φ = 8355778560.

The previous prime is 43493641991. The next prime is 43493642047. The reversal of 43493642010 is 1024639434.

It is a happy number.

43493642010 is a `hidden beast` number, since 4 + 3 + 4 + 9 + 3 + 642 + 0 + 1 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 12946711 + ... + 12950069.

It is an arithmetic number, because the mean of its divisors is an integer number (304819200).

Almost surely, 2^43493642010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43493642010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78033715200).

43493642010 is an abundant number, since it is smaller than the sum of its proper divisors (112573788390).

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

43493642010 is a wasteful number, since it uses less digits than its factorization.

43493642010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443 (or 3437 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 43493642010 in words is "forty-three billion, four hundred ninety-three million, six hundred forty-two thousand, ten".