8667644046 has 16 divisors (see below), whose sum is σ = 17410990800. Its totient is φ = 2876597568.

The previous prime is 8667644023. The next prime is 8667644053. The reversal of 8667644046 is 6404467668.

It is a self number, because there is not a number n which added to its sum of digits gives 8667644046.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3152791 + ... + 3155538.

It is an arithmetic number, because the mean of its divisors is an integer number (1088186925).

Almost surely, 2^8667644046 is an apocalyptic number.

8667644046 is an abundant number, since it is smaller than the sum of its proper divisors (8743346754).

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

8667644046 is a wasteful number, since it uses less digits than its factorization.

8667644046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6308563.

The product of its (nonzero) digits is 4644864, while the sum is 51.

The square root of 8667644046 is about 93100.1828462222. The cubic root of 8667644046 is about 2054.1572623237.

The spelling of 8667644046 in words is "eight billion, six hundred sixty-seven million, six hundred forty-four thousand, forty-six".