4897990463 has 4 divisors (see below), whose sum is σ = 4914707448. Its totient is φ = 4881273480.

The previous prime is 4897990453. The next prime is 4897990469. The reversal of 4897990463 is 3640997984.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4897990463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4897990469) 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, 8358053 + ... + 8358638.

It is an arithmetic number, because the mean of its divisors is an integer number (1228676862).

Almost surely, 2^4897990463 is an apocalyptic number.

4897990463 is a deficient number, since it is larger than the sum of its proper divisors (16716985).

4897990463 is a wasteful number, since it uses less digits than its factorization.

4897990463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16716984.

The product of its (nonzero) digits is 11757312, while the sum is 59.

The square root of 4897990463 is about 69985.6446923224. The cubic root of 4897990463 is about 1698.2670302151.

The spelling of 4897990463 in words is "four billion, eight hundred ninety-seven million, nine hundred ninety thousand, four hundred sixty-three".