5504151521 has 8 divisors (see below), whose sum is σ = 6013328544. Its totient is φ = 4996441120.

The previous prime is 5504151481. The next prime is 5504151571. The reversal of 5504151521 is 1251514055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5504151521 - 2²² = 5499957217 is a prime.

It is a super-3 number, since 3×5504151521³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5504151571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358796 + ... + 373821.

It is an arithmetic number, because the mean of its divisors is an integer number (751666068).

Almost surely, 2^5504151521 is an apocalyptic number.

It is an amenable number.

5504151521 is a deficient number, since it is larger than the sum of its proper divisors (509177023).

5504151521 is a wasteful number, since it uses less digits than its factorization.

5504151521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733311.

The product of its (nonzero) digits is 5000, while the sum is 29.

The square root of 5504151521 is about 74189.9691400394. The cubic root of 5504151521 is about 1765.6181867285.

Adding to 5504151521 its reverse (1251514055), we get a palindrome (6755665576).

The spelling of 5504151521 in words is "five billion, five hundred four million, one hundred fifty-one thousand, five hundred twenty-one".