43406671308 has 96 divisors (see below), whose sum is σ = 135987371520. Its totient is φ = 10407191040.

The previous prime is 43406671201. The next prime is 43406671309. The reversal of 43406671308 is 80317660434.

It is a happy number.

It is a super-2 number, since 2×43406671308² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 43406671308.

It is not an unprimeable number, because it can be changed into a prime (43406671309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1794793 + ... + 1818816.

It is an arithmetic number, because the mean of its divisors is an integer number (1416535120).

Almost surely, 2^43406671308 is an apocalyptic number.

It is an amenable number.

43406671308 is an abundant number, since it is smaller than the sum of its proper divisors (92580700212).

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

43406671308 is a wasteful number, since it uses less digits than its factorization.

43406671308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613647 (or 3613645 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 43406671308 in words is "forty-three billion, four hundred six million, six hundred seventy-one thousand, three hundred eight".