5445554436 has 135 divisors (see below), whose sum is σ = 16122620423. Its totient is φ = 1549674000.

The previous prime is 5445554423. The next prime is 5445554453. The reversal of 5445554436 is 6344555445.

The square root of 5445554436 is 73794.

It is a perfect power (a square), and thus also a powerful number.

5445554436 is a `hidden beast` number, since 54 + 4 + 5 + 554 + 43 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5445554391 and 5445554400.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 21695311 + ... + 21695561.

Almost surely, 2^5445554436 is an apocalyptic number.

5445554436 is the 73794-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5445554436

5445554436 is an abundant number, since it is smaller than the sum of its proper divisors (10677065987).

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

5445554436 is an equidigital number, since it uses as much as digits as its factorization.

5445554436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 263 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

The cubic root of 5445554436 is about 1759.3302414575.

The spelling of 5445554436 in words is "five billion, four hundred forty-five million, five hundred fifty-four thousand, four hundred thirty-six".