6455991362 has 16 divisors (see below), whose sum is σ = 9935391840. Its totient is φ = 3144591072.

The previous prime is 6455991343. The next prime is 6455991391. The reversal of 6455991362 is 2631995546.

It is a self number, because there is not a number n which added to its sum of digits gives 6455991362.

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 7 ways as a sum of consecutive naturals, for example, 66443 + ... + 131630.

It is an arithmetic number, because the mean of its divisors is an integer number (620961990).

Almost surely, 2^6455991362 is an apocalyptic number.

6455991362 is a deficient number, since it is larger than the sum of its proper divisors (3479400478).

6455991362 is a wasteful number, since it uses less digits than its factorization.

6455991362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198497.

The product of its digits is 1749600, while the sum is 50.

The square root of 6455991362 is about 80349.1839535412. The cubic root of 6455991362 is about 1862.0341719995.

The spelling of 6455991362 in words is "six billion, four hundred fifty-five million, nine hundred ninety-one thousand, three hundred sixty-two".