545552782 has 32 divisors (see below), whose sum is σ = 867677184. Its totient is φ = 256956000.

The previous prime is 545552773. The next prime is 545552807. The reversal of 545552782 is 287255545.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286032 + ... + 287932.

It is an arithmetic number, because the mean of its divisors is an integer number (27114912).

Almost surely, 2^545552782 is an apocalyptic number.

545552782 is a deficient number, since it is larger than the sum of its proper divisors (322124402).

545552782 is a wasteful number, since it uses less digits than its factorization.

545552782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2064.

The product of its digits is 560000, while the sum is 43.

The square root of 545552782 is about 23357.0713489513. The cubic root of 545552782 is about 817.1069885013.

The spelling of 545552782 in words is "five hundred forty-five million, five hundred fifty-two thousand, seven hundred eighty-two".