999880076 has 48 divisors (see below), whose sum is σ = 1950240768. Its totient is φ = 445435200.

The previous prime is 999880069. The next prime is 999880093. The reversal of 999880076 is 670088999.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1016681 + ... + 1017663.

It is an arithmetic number, because the mean of its divisors is an integer number (40630016).

Almost surely, 2^999880076 is an apocalyptic number.

It is an amenable number.

999880076 is a deficient number, since it is larger than the sum of its proper divisors (950360692).

999880076 is a wasteful number, since it uses less digits than its factorization.

999880076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 56.

The square root of 999880076 is about 31620.8803799009. The cubic root of 999880076 is about 999.9600237353.

The spelling of 999880076 in words is "nine hundred ninety-nine million, eight hundred eighty thousand, seventy-six".