8990850990406 has 8 divisors (see below), whose sum is σ = 13486336171344. Its totient is φ = 4495405599960.

The previous prime is 8990850990383. The next prime is 8990850990467. The reversal of 8990850990406 is 6040990580998.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8990850990406² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9376170 + ... + 10290493.

It is an arithmetic number, because the mean of its divisors is an integer number (1685792021418).

Almost surely, 2^{8990850990406} is an apocalyptic number.

8990850990406 is a deficient number, since it is larger than the sum of its proper divisors (4495485180938).

8990850990406 is a wasteful number, since it uses less digits than its factorization.

8990850990406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19895246.

The product of its (nonzero) digits is 50388480, while the sum is 67.

The spelling of 8990850990406 in words is "eight trillion, nine hundred ninety billion, eight hundred fifty million, nine hundred ninety thousand, four hundred six".