5438163600 has 90 divisors (see below), whose sum is σ = 18871950786. Its totient is φ = 1450176000.

The previous prime is 5438163589. The next prime is 5438163637. The reversal of 5438163600 is 63618345.

5438163600 is a `hidden beast` number, since 5 + 4 + 38 + 16 + 3 + 600 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1351885824 + 4086277776 = 36768^2 + 63924^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 751701 + ... + 758900.

Almost surely, 2^5438163600 is an apocalyptic number.

5438163600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5438163600 is an abundant number, since it is smaller than the sum of its proper divisors (13433787186).

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

5438163600 is a wasteful number, since it uses less digits than its factorization.

5438163600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510625 (or 1510611 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 5438163600 is about 73743.9055108963. The cubic root of 5438163600 is about 1758.5339461490.

The spelling of 5438163600 in words is "five billion, four hundred thirty-eight million, one hundred sixty-three thousand, six hundred".