999965000311 has 2 divisors, whose sum is σ = 999965000312. Its totient is φ = 999965000310.

The previous prime is 999965000273. The next prime is 999965000327. The reversal of 999965000311 is 113000569999.

999965000311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 999965000311 - 2¹⁹ = 999964476023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999965000341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499982500155 + 499982500156.

It is an arithmetic number, because the mean of its divisors is an integer number (499982500156).

Almost surely, 2^999965000311 is an apocalyptic number.

999965000311 is a deficient number, since it is larger than the sum of its proper divisors (1).

999965000311 is an equidigital number, since it uses as much as digits as its factorization.

999965000311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 590490, while the sum is 52.

The spelling of 999965000311 in words is "nine hundred ninety-nine billion, nine hundred sixty-five million, three hundred eleven", and thus it is an aban number.