43678220798 has 16 divisors (see below), whose sum is σ = 67905404160. Its totient is φ = 21053916576.

The previous prime is 43678220791. The next prime is 43678220893. The reversal of 43678220798 is 89702287634.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43678220791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2699486 + ... + 2715617.

It is an arithmetic number, because the mean of its divisors is an integer number (4244087760).

Almost surely, 2^43678220798 is an apocalyptic number.

43678220798 is a deficient number, since it is larger than the sum of its proper divisors (24227183362).

43678220798 is a wasteful number, since it uses less digits than its factorization.

43678220798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5415251.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 43678220798 in words is "forty-three billion, six hundred seventy-eight million, two hundred twenty thousand, seven hundred ninety-eight".