551928001 has 8 divisors (see below), whose sum is σ = 600189480. Its totient is φ = 505421568.

The previous prime is 551927993. The next prime is 551928011. The reversal of 551928001 is 100829155.

It can be written as a sum of positive squares in 4 ways, for example, as 119246400 + 432681601 = 10920^2 + 20801^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 551928001 - 2³ = 551927993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551928011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438106 + ... + 439363.

It is an arithmetic number, because the mean of its divisors is an integer number (75023685).

Almost surely, 2^551928001 is an apocalyptic number.

It is an amenable number.

551928001 is a deficient number, since it is larger than the sum of its proper divisors (48261479).

551928001 is a wasteful number, since it uses less digits than its factorization.

551928001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877523.

The product of its (nonzero) digits is 3600, while the sum is 31.

The square root of 551928001 is about 23493.1479585006. The cubic root of 551928001 is about 820.2775190944.

The spelling of 551928001 in words is "five hundred fifty-one million, nine hundred twenty-eight thousand, one".