20896172363 has 8 divisors (see below), whose sum is σ = 22797540336. Its totient is φ = 18995090400.

The previous prime is 20896172357. The next prime is 20896172389. The reversal of 20896172363 is 36327169802.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20896172363 - 2²⁸ = 20627736907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20896174363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98945 + ... + 227117.

It is an arithmetic number, because the mean of its divisors is an integer number (2849692542).

Almost surely, 2^20896172363 is an apocalyptic number.

20896172363 is a deficient number, since it is larger than the sum of its proper divisors (1901367973).

20896172363 is a wasteful number, since it uses less digits than its factorization.

20896172363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143005.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 20896172363 in words is "twenty billion, eight hundred ninety-six million, one hundred seventy-two thousand, three hundred sixty-three".