999999000060 has 96 divisors (see below), whose sum is σ = 2989986048000. Its totient is φ = 249165477120.

The previous prime is 999999000059. The next prime is 999999000067. The reversal of 999999000060 is 60000999999.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 999998999958 and 999999000003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999999000067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9215610 + ... + 9323489.

It is an arithmetic number, because the mean of its divisors is an integer number (31145688000).

Almost surely, 2^999999000060 is an apocalyptic number.

It is an amenable number.

999999000060 is an abundant number, since it is smaller than the sum of its proper divisors (1989987047940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

999999000060 is a wasteful number, since it uses less digits than its factorization.

999999000060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18539171 (or 18539169 counting only the distinct ones).

The product of its (nonzero) digits is 3188646, while the sum is 60.

The spelling of 999999000060 in words is "nine hundred ninety-nine billion, nine hundred ninety-nine million, sixty", and thus it is an aban number.