5501561472 has 160 divisors (see below), whose sum is σ = 17861342400. Its totient is φ = 1667105280.

The previous prime is 5501561441. The next prime is 5501561479. The reversal of 5501561472 is 2741651055.

5501561472 is a `hidden beast` number, since 5 + 50 + 1 + 561 + 47 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (5501561479) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 89929 + ... + 138167.

It is an arithmetic number, because the mean of its divisors is an integer number (111633390).

Almost surely, 2^5501561472 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 5501561472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8930671200).

5501561472 is an abundant number, since it is smaller than the sum of its proper divisors (12359780928).

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

5501561472 is a wasteful number, since it uses less digits than its factorization.

5501561472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48276 (or 48255 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The square root of 5501561472 is about 74172.5115659433. The cubic root of 5501561472 is about 1765.3411985261.

The spelling of 5501561472 in words is "five billion, five hundred one million, five hundred sixty-one thousand, four hundred seventy-two".