545676788 has 6 divisors (see below), whose sum is σ = 954934386. Its totient is φ = 272838392.

The previous prime is 545676707. The next prime is 545676793. The reversal of 545676788 is 887676545.

It can be written as a sum of positive squares in only one way, i.e., 465610084 + 80066704 = 21578^2 + 8948^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68209595 + ... + 68209602.

It is an arithmetic number, because the mean of its divisors is an integer number (159155731).

Almost surely, 2^545676788 is an apocalyptic number.

It is an amenable number.

545676788 is a deficient number, since it is larger than the sum of its proper divisors (409257598).

545676788 is a wasteful number, since it uses less digits than its factorization.

545676788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136419201 (or 136419199 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 56.

The square root of 545676788 is about 23359.7257689383. The cubic root of 545676788 is about 817.1688942089.

The spelling of 545676788 in words is "five hundred forty-five million, six hundred seventy-six thousand, seven hundred eighty-eight".