990767011 has 8 divisors (see below), whose sum is σ = 1067228624. Its totient is φ = 914340960.

The previous prime is 990766979. The next prime is 990767047. The reversal of 990767011 is 110767099.

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

It is not a de Polignac number, because 990767011 - 2⁵ = 990766979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (990767311) 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, 88816 + ... + 99346.

It is an arithmetic number, because the mean of its divisors is an integer number (133403578).

Almost surely, 2^990767011 is an apocalyptic number.

990767011 is a deficient number, since it is larger than the sum of its proper divisors (76461613).

990767011 is a wasteful number, since it uses less digits than its factorization.

990767011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17781.

The product of its (nonzero) digits is 23814, while the sum is 40.

The square root of 990767011 is about 31476.4516901127. The cubic root of 990767011 is about 996.9128161033.

The spelling of 990767011 in words is "nine hundred ninety million, seven hundred sixty-seven thousand, eleven".