43481700099 has 16 divisors (see below), whose sum is σ = 64426177440. Its totient is φ = 28983820320.

The previous prime is 43481700023. The next prime is 43481700107. The reversal of 43481700099 is 99000718434.

43481700099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43481700099 - 2¹² = 43481696003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43481700019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96829 + ... + 310385.

It is an arithmetic number, because the mean of its divisors is an integer number (4026636090).

Almost surely, 2^43481700099 is an apocalyptic number.

43481700099 is a deficient number, since it is larger than the sum of its proper divisors (20944477341).

43481700099 is a wasteful number, since it uses less digits than its factorization.

43481700099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221107 (or 221101 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 43481700099 in words is "forty-three billion, four hundred eighty-one million, seven hundred thousand, ninety-nine".