8464740455 has 4 divisors (see below), whose sum is σ = 10157688552. Its totient is φ = 6771792360.

The previous prime is 8464740437. The next prime is 8464740461. The reversal of 8464740455 is 5540474648.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-8464740455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846474041 + ... + 846474050.

It is an arithmetic number, because the mean of its divisors is an integer number (2539422138).

Almost surely, 2^8464740455 is an apocalyptic number.

8464740455 is a deficient number, since it is larger than the sum of its proper divisors (1692948097).

8464740455 is a wasteful number, since it uses less digits than its factorization.

8464740455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1692948096.

The product of its (nonzero) digits is 2150400, while the sum is 47.

The square root of 8464740455 is about 92004.0241239480. The cubic root of 8464740455 is about 2038.0017321354.

The spelling of 8464740455 in words is "eight billion, four hundred sixty-four million, seven hundred forty thousand, four hundred fifty-five".