9900900009010 has 16 divisors (see below), whose sum is σ = 17850692816856. Its totient is φ = 3953899381248.

The previous prime is 9900900008999. The next prime is 9900900009059. The reversal of 9900900009010 is 109000090099.

It can be written as a sum of positive squares in 4 ways, for example, as 1471812991489 + 8429087017521 = 1213183^2 + 2903289^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807571359 + ... + 807583618.

Almost surely, 2^{9900900009010} is an apocalyptic number.

9900900009010 is a deficient number, since it is larger than the sum of its proper divisors (7949792807846).

9900900009010 is a wasteful number, since it uses less digits than its factorization.

9900900009010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615155597.

The product of its (nonzero) digits is 6561, while the sum is 37.

The spelling of 9900900009010 in words is "nine trillion, nine hundred billion, nine hundred million, nine thousand, ten".