43000043004866 has 16 divisors (see below), whose sum is σ = 64659484764000. Its totient is φ = 21446884211808.

The previous prime is 43000043004811. The next prime is 43000043004881. The reversal of 43000043004866 is 66840034000034.

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, 30976601 + ... + 32334963.

It is an arithmetic number, because the mean of its divisors is an integer number (4041217797750).

Almost surely, 2^{43000043004866} is an apocalyptic number.

43000043004866 is a deficient number, since it is larger than the sum of its proper divisors (21659441759134).

43000043004866 is a wasteful number, since it uses less digits than its factorization.

43000043004866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397473.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 43000043004866 in words is "forty-three trillion, forty-three million, four thousand, eight hundred sixty-six".