5383132778 has 8 divisors (see below), whose sum is σ = 8076548772. Its totient is φ = 2690949856.

The previous prime is 5383132757. The next prime is 5383132787. The reversal of 5383132778 is 8772313835.

It can be written as a sum of positive squares in 2 ways, for example, as 4745418769 + 637714009 = 68887^2 + 25253^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297275 + ... + 314862.

Almost surely, 2^5383132778 is an apocalyptic number.

5383132778 is a deficient number, since it is larger than the sum of its proper divisors (2693415994).

5383132778 is a wasteful number, since it uses less digits than its factorization.

5383132778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616536.

The product of its digits is 846720, while the sum is 47.

The square root of 5383132778 is about 73369.8356138270. The cubic root of 5383132778 is about 1752.5820689648.

The spelling of 5383132778 in words is "five billion, three hundred eighty-three million, one hundred thirty-two thousand, seven hundred seventy-eight".