6472776463 has 4 divisors (see below), whose sum is σ = 6477492168. Its totient is φ = 6468060760.

The previous prime is 6472776439. The next prime is 6472776467. The reversal of 6472776463 is 3646772746.

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-6472776463 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6472776463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6472776467) 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, 2355793 + ... + 2358538.

It is an arithmetic number, because the mean of its divisors is an integer number (1619373042).

Almost surely, 2^6472776463 is an apocalyptic number.

6472776463 is a deficient number, since it is larger than the sum of its proper divisors (4715705).

6472776463 is a wasteful number, since it uses less digits than its factorization.

6472776463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715704.

The product of its digits is 7112448, while the sum is 52.

The square root of 6472776463 is about 80453.5671241493. The cubic root of 6472776463 is about 1863.6464926353.

The spelling of 6472776463 in words is "six billion, four hundred seventy-two million, seven hundred seventy-six thousand, four hundred sixty-three".