6623897463 has 12 divisors (see below), whose sum is σ = 9724702728. Its totient is φ = 4343538960.

The previous prime is 6623897431. The next prime is 6623897473. The reversal of 6623897463 is 3647983266.

6623897463 is a `hidden beast` number, since 6 + 62 + 38 + 97 + 463 = 666.

It is not a de Polignac number, because 6623897463 - 2⁵ = 6623897431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6623897473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6032145 + ... + 6033242.

It is an arithmetic number, because the mean of its divisors is an integer number (810391894).

Almost surely, 2^6623897463 is an apocalyptic number.

6623897463 is a deficient number, since it is larger than the sum of its proper divisors (3100805265).

6623897463 is a wasteful number, since it uses less digits than its factorization.

6623897463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12065454 (or 12065451 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

The square root of 6623897463 is about 81387.3298677380. The cubic root of 6623897463 is about 1878.0386840593.

The spelling of 6623897463 in words is "six billion, six hundred twenty-three million, eight hundred ninety-seven thousand, four hundred sixty-three".