5541656064 has 160 divisors (see below), whose sum is σ = 17606730240. Its totient is φ = 1514422272.

The previous prime is 5541656051. The next prime is 5541656083. The reversal of 5541656064 is 4606561455.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 236092 + ... + 258500.

It is an arithmetic number, because the mean of its divisors is an integer number (110042064).

Almost surely, 2^5541656064 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 5541656064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8803365120).

5541656064 is an abundant number, since it is smaller than the sum of its proper divisors (12065074176).

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

5541656064 is a wasteful number, since it uses less digits than its factorization.

5541656064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22460 (or 22444 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The square root of 5541656064 is about 74442.3002331336. The cubic root of 5541656064 is about 1769.6193404010.

The spelling of 5541656064 in words is "five billion, five hundred forty-one million, six hundred fifty-six thousand, sixty-four".