5816391948 has 60 divisors (see below), whose sum is σ = 16005487960. Its totient is φ = 1836753408.

The previous prime is 5816391941. The next prime is 5816391949. The reversal of 5816391948 is 8491936185.

5816391948 is a `hidden beast` number, since 581 + 6 + 3 + 9 + 19 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 5816391894 and 5816391903.

It is not an unprimeable number, because it can be changed into a prime (5816391941) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 466261 + ... + 478572.

Almost surely, 2^5816391948 is an apocalyptic number.

It is an amenable number.

5816391948 is an abundant number, since it is smaller than the sum of its proper divisors (10189096012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5816391948 is a wasteful number, since it uses less digits than its factorization.

5816391948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944868 (or 944857 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The square root of 5816391948 is about 76265.2735391410. The cubic root of 5816391948 is about 1798.3927987071.

The spelling of 5816391948 in words is "five billion, eight hundred sixteen million, three hundred ninety-one thousand, nine hundred forty-eight".