545673916 has 6 divisors (see below), whose sum is σ = 954929360. Its totient is φ = 272836956.

The previous prime is 545673907. The next prime is 545673917. The reversal of 545673916 is 619376545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545673917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68209236 + ... + 68209243.

Almost surely, 2^545673916 is an apocalyptic number.

It is an amenable number.

545673916 is a deficient number, since it is larger than the sum of its proper divisors (409255444).

545673916 is a wasteful number, since it uses less digits than its factorization.

545673916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136418483 (or 136418481 counting only the distinct ones).

The product of its digits is 680400, while the sum is 46.

The square root of 545673916 is about 23359.6642955330. The cubic root of 545673916 is about 817.1674605683.

The spelling of 545673916 in words is "five hundred forty-five million, six hundred seventy-three thousand, nine hundred sixteen".