5464678319 has 4 divisors (see below), whose sum is σ = 5464929600. Its totient is φ = 5464427040.

The previous prime is 5464678309. The next prime is 5464678327. The reversal of 5464678319 is 9138764645.

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-5464678319 is a prime.

It is a super-2 number, since 2×5464678319² = 59725418260297331522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5464678309) 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, 89567 + ... + 137664.

It is an arithmetic number, because the mean of its divisors is an integer number (1366232400).

Almost surely, 2^5464678319 is an apocalyptic number.

5464678319 is a deficient number, since it is larger than the sum of its proper divisors (251281).

5464678319 is a wasteful number, since it uses less digits than its factorization.

5464678319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251280.

The product of its digits is 4354560, while the sum is 53.

The square root of 5464678319 is about 73923.4625744763. The cubic root of 5464678319 is about 1761.3873271820.

The spelling of 5464678319 in words is "five billion, four hundred sixty-four million, six hundred seventy-eight thousand, three hundred nineteen".