899491178006 has 16 divisors (see below), whose sum is σ = 1362266278800. Its totient is φ = 445418241408.

The previous prime is 899491177987. The next prime is 899491178009. The reversal of 899491178006 is 600871194998.

899491178006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 899491178006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899491178009) 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, 3841775 + ... + 4069178.

It is an arithmetic number, because the mean of its divisors is an integer number (85141642425).

Almost surely, 2^899491178006 is an apocalyptic number.

899491178006 is a deficient number, since it is larger than the sum of its proper divisors (462775100794).

899491178006 is a wasteful number, since it uses less digits than its factorization.

899491178006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7911503.

The product of its (nonzero) digits is 7838208, while the sum is 62.

The spelling of 899491178006 in words is "eight hundred ninety-nine billion, four hundred ninety-one million, one hundred seventy-eight thousand, six".