545551882 has 8 divisors (see below), whose sum is σ = 819263556. Its totient is φ = 272464032.

The previous prime is 545551861. The next prime is 545551931. The reversal of 545551882 is 288155545.

It can be written as a sum of positive squares in 2 ways, for example, as 405579321 + 139972561 = 20139^2 + 11831^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153763 + ... + 157270.

Almost surely, 2^545551882 is an apocalyptic number.

545551882 is a deficient number, since it is larger than the sum of its proper divisors (273711674).

545551882 is a wasteful number, since it uses less digits than its factorization.

545551882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311912.

The product of its digits is 320000, while the sum is 43.

The square root of 545551882 is about 23357.0520828293. The cubic root of 545551882 is about 817.1065391732.

The spelling of 545551882 in words is "five hundred forty-five million, five hundred fifty-one thousand, eight hundred eighty-two".