20790319363 has 4 divisors (see below), whose sum is σ = 22680348408. Its totient is φ = 18900290320.

The previous prime is 20790319343. The next prime is 20790319369. The reversal of 20790319363 is 36391309702.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20790319363 - 2⁵ = 20790319331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20790319369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945014506 + ... + 945014527.

It is an arithmetic number, because the mean of its divisors is an integer number (5670087102).

Almost surely, 2^20790319363 is an apocalyptic number.

20790319363 is a deficient number, since it is larger than the sum of its proper divisors (1890029045).

20790319363 is a wasteful number, since it uses less digits than its factorization.

20790319363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890029044.

The product of its (nonzero) digits is 183708, while the sum is 43.

The spelling of 20790319363 in words is "twenty billion, seven hundred ninety million, three hundred nineteen thousand, three hundred sixty-three".