545263516 has 12 divisors (see below), whose sum is σ = 1090527088. Its totient is φ = 233684352.

The previous prime is 545263493. The next prime is 545263519. The reversal of 545263516 is 615362545.

545263516 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545263519) 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, 9736821 + ... + 9736876.

Almost surely, 2^545263516 is an apocalyptic number.

It is an amenable number.

545263516 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545263516 is a wasteful number, since it uses less digits than its factorization.

545263516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19473708 (or 19473706 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 545263516 is about 23350.8782704206. The cubic root of 545263516 is about 816.9625459804.

The spelling of 545263516 in words is "five hundred forty-five million, two hundred sixty-three thousand, five hundred sixteen".