44566671898 has 16 divisors (see below), whose sum is σ = 76669980480. Its totient is φ = 19032509376.

The previous prime is 44566671893. The next prime is 44566671899. The reversal of 44566671898 is 89817666544.

It is not an unprimeable number, because it can be changed into a prime (44566671893) 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, 5620303 + ... + 5628226.

It is an arithmetic number, because the mean of its divisors is an integer number (4791873780).

Almost surely, 2^44566671898 is an apocalyptic number.

44566671898 is a deficient number, since it is larger than the sum of its proper divisors (32103308582).

44566671898 is a wasteful number, since it uses less digits than its factorization.

44566671898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11248821.

The product of its digits is 69672960, while the sum is 64.

The spelling of 44566671898 in words is "forty-four billion, five hundred sixty-six million, six hundred seventy-one thousand, eight hundred ninety-eight".