5436643100 has 216 divisors, whose sum is σ = 14258587392. Its totient is φ = 1792627200.

The previous prime is 5436643067. The next prime is 5436643103. The reversal of 5436643100 is 13466345.

It is a super-2 number, since 2×5436643100² = 59114176393555220000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5436643103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 28464005 + ... + 28464195.

Almost surely, 2^5436643100 is an apocalyptic number.

5436643100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5436643100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7129293696).

5436643100 is an abundant number, since it is smaller than the sum of its proper divisors (8821944292).

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

5436643100 is a wasteful number, since it uses less digits than its factorization.

5436643100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 5436643100 is about 73733.5954636691. The cubic root of 5436643100 is about 1758.3700366444.

The spelling of 5436643100 in words is "five billion, four hundred thirty-six million, six hundred forty-three thousand, one hundred".