6462992646 has 64 divisors (see below), whose sum is σ = 16589525760. Its totient is φ = 1843274880.

The previous prime is 6462992609. The next prime is 6462992651.

6462992646 is a `hidden beast` number, since 6 + 4 + 629 + 9 + 2 + 6 + 4 + 6 = 666.

6462992646 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 6462992592 and 6462992601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309916 + ... + 330111.

It is an arithmetic number, because the mean of its divisors is an integer number (259211340).

Almost surely, 2^6462992646 is an apocalyptic number.

6462992646 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6462992646 is an abundant number, since it is smaller than the sum of its proper divisors (10126533114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6462992646 is a wasteful number, since it uses less digits than its factorization.

6462992646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640066 (or 640060 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 54.

The square root of 6462992646 is about 80392.7400080380. The cubic root of 6462992646 is about 1862.7070312388.

The spelling of 6462992646 in words is "six billion, four hundred sixty-two million, nine hundred ninety-two thousand, six hundred forty-six".