955550551 has 8 divisors (see below), whose sum is σ = 1012611600. Its totient is φ = 900096960.

The previous prime is 955550537. The next prime is 955550581. The reversal of 955550551 is 155055559.

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 955550551 - 2⁹ = 955550039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (955550581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400641 + ... + 403018.

It is an arithmetic number, because the mean of its divisors is an integer number (126576450).

Almost surely, 2^955550551 is an apocalyptic number.

955550551 is a deficient number, since it is larger than the sum of its proper divisors (57061049).

955550551 is a wasteful number, since it uses less digits than its factorization.

955550551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803729.

The product of its (nonzero) digits is 140625, while the sum is 40.

The square root of 955550551 is about 30911.9807032807. The cubic root of 955550551 is about 984.9584017064.

It can be divided in two parts, 9555 and 50551, that added together give a palindrome (60106).

The spelling of 955550551 in words is "nine hundred fifty-five million, five hundred fifty thousand, five hundred fifty-one".