5418456431 has 4 divisors (see below), whose sum is σ = 5520691512. Its totient is φ = 5316221352.

The previous prime is 5418456401. The next prime is 5418456443. The reversal of 5418456431 is 1346548145.

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

It is a cyclic number.

It is not a de Polignac number, because 5418456431 - 2³⁰ = 4344714607 is a prime.

It is a super-2 number, since 2×5418456431² = 58719340189290515522, 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 (5418456401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51117461 + ... + 51117566.

It is an arithmetic number, because the mean of its divisors is an integer number (1380172878).

Almost surely, 2^5418456431 is an apocalyptic number.

5418456431 is a deficient number, since it is larger than the sum of its proper divisors (102235081).

5418456431 is a wasteful number, since it uses less digits than its factorization.

5418456431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102235080.

The product of its digits is 230400, while the sum is 41.

The square root of 5418456431 is about 73610.1652694789. The cubic root of 5418456431 is about 1756.4071453109.

The spelling of 5418456431 in words is "five billion, four hundred eighteen million, four hundred fifty-six thousand, four hundred thirty-one".