999928020053 has 2 divisors, whose sum is σ = 999928020054. Its totient is φ = 999928020052.

The previous prime is 999928020031. The next prime is 999928020067. The reversal of 999928020053 is 350020829999.

999928020053 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 can be written as a sum of positive squares in only one way, i.e., 999154178929 + 773841124 = 999577^2 + 27818^2 .

It is an emirp because it is prime and its reverse (350020829999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 999928020053 - 2²² = 999923825749 is a prime.

It is a super-2 number, since 2×999928020053² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999928020353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499964010026 + 499964010027.

It is an arithmetic number, because the mean of its divisors is an integer number (499964010027).

Almost surely, 2^999928020053 is an apocalyptic number.

It is an amenable number.

999928020053 is a deficient number, since it is larger than the sum of its proper divisors (1).

999928020053 is an equidigital number, since it uses as much as digits as its factorization.

999928020053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 56.

The spelling of 999928020053 in words is "nine hundred ninety-nine billion, nine hundred twenty-eight million, twenty thousand, fifty-three".