5546640216 has 64 divisors (see below), whose sum is σ = 14981541120. Its totient is φ = 1701141120.

The previous prime is 5546640181. The next prime is 5546640221. The reversal of 5546640216 is 6120466455.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68451 + ... + 125613.

It is an arithmetic number, because the mean of its divisors is an integer number (234086580).

Almost surely, 2^5546640216 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 5546640216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7490770560).

5546640216 is an abundant number, since it is smaller than the sum of its proper divisors (9434900904).

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

5546640216 is a wasteful number, since it uses less digits than its factorization.

5546640216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57496 (or 57492 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 5546640216 is about 74475.7693213034. The cubic root of 5546640216 is about 1770.1497118729.

The spelling of 5546640216 in words is "five billion, five hundred forty-six million, six hundred forty thousand, two hundred sixteen".