481875551 has 4 divisors (see below), whose sum is σ = 482050632. Its totient is φ = 481700472.

The previous prime is 481875521. The next prime is 481875577. The reversal of 481875551 is 155578184.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 481875551 - 2⁶ = 481875487 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 (481875521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83345 + ... + 88938.

It is an arithmetic number, because the mean of its divisors is an integer number (120512658).

Almost surely, 2^481875551 is an apocalyptic number.

481875551 is a deficient number, since it is larger than the sum of its proper divisors (175081).

481875551 is a wasteful number, since it uses less digits than its factorization.

481875551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175080.

The product of its digits is 224000, while the sum is 44.

The square root of 481875551 is about 21951.6639688202. The cubic root of 481875551 is about 783.9919992372.

The spelling of 481875551 in words is "four hundred eighty-one million, eight hundred seventy-five thousand, five hundred fifty-one".