5406878267 has 4 divisors (see below), whose sum is σ = 6179289456. Its totient is φ = 4634467080.

The previous prime is 5406878221. The next prime is 5406878273. The reversal of 5406878267 is 7628786045.

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 5406878267 - 2¹² = 5406874171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5406478267) 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, 386205584 + ... + 386205597.

It is an arithmetic number, because the mean of its divisors is an integer number (1544822364).

Almost surely, 2^5406878267 is an apocalyptic number.

5406878267 is a deficient number, since it is larger than the sum of its proper divisors (772411189).

5406878267 is an equidigital number, since it uses as much as digits as its factorization.

5406878267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772411188.

The product of its (nonzero) digits is 4515840, while the sum is 53.

The square root of 5406878267 is about 73531.4780689196. The cubic root of 5406878267 is about 1755.1552222403.

The spelling of 5406878267 in words is "five billion, four hundred six million, eight hundred seventy-eight thousand, two hundred sixty-seven".