365798897563 has 16 divisors (see below), whose sum is σ = 403081569792. Its totient is φ = 329188860000.

The previous prime is 365798897561. The next prime is 365798897593.

365798897563 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 365798897563 - 2¹ = 365798897561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 365798897563.

It is not an unprimeable number, because it can be changed into a prime (365798897561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6351808 + ... + 6409138.

It is an arithmetic number, because the mean of its divisors is an integer number (25192598112).

Almost surely, 2^365798897563 is an apocalyptic number.

365798897563 is a deficient number, since it is larger than the sum of its proper divisors (37282672229).

365798897563 is a wasteful number, since it uses less digits than its factorization.

365798897563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63186.

The product of its digits is 2057529600, while the sum is 76.

The spelling of 365798897563 in words is "three hundred sixty-five billion, seven hundred ninety-eight million, eight hundred ninety-seven thousand, five hundred sixty-three".