21000163096 has 32 divisors (see below), whose sum is σ = 44340526080. Its totient is φ = 9237607200.

The previous prime is 21000163073. The next prime is 21000163103. The reversal of 21000163096 is 69036100012.

It is a super-3 number, since 3×21000163096³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 3846276 + ... + 3851731.

It is an arithmetic number, because the mean of its divisors is an integer number (1385641440).

Almost surely, 2^21000163096 is an apocalyptic number.

It is an amenable number.

21000163096 is an abundant number, since it is smaller than the sum of its proper divisors (23340362984).

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

21000163096 is a wasteful number, since it uses less digits than its factorization.

21000163096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7698055 (or 7698051 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 21000163096 in words is "twenty-one billion, one hundred sixty-three thousand, ninety-six".