5391899136 has 400 divisors, whose sum is σ = 17697007944. Its totient is φ = 1624375296.

The previous prime is 5391899113. The next prime is 5391899137. The reversal of 5391899136 is 6319981935.

5391899136 is a `hidden beast` number, since 539 + 1 + 8 + 99 + 13 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4106246400 + 1285652736 = 64080^2 + 35856^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5391899137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 39356860 + ... + 39356996.

Almost surely, 2^5391899136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5391899136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8848503972).

5391899136 is an abundant number, since it is smaller than the sum of its proper divisors (12305108808).

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

5391899136 is a wasteful number, since it uses less digits than its factorization.

5391899136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 228 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 54.

The square root of 5391899136 is about 73429.5521980081. The cubic root of 5391899136 is about 1753.5329049755.

The spelling of 5391899136 in words is "five billion, three hundred ninety-one million, eight hundred ninety-nine thousand, one hundred thirty-six".