545499656 has 32 divisors (see below), whose sum is σ = 1111618200. Its totient is φ = 249454080.

The previous prime is 545499649. The next prime is 545499659. The reversal of 545499656 is 656994545.

It can be written as a sum of positive squares in 4 ways, for example, as 473758756 + 71740900 = 21766^2 + 8470^2 .

It is a super-2 number, since 2×545499656² = 595139749392236672, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 545499598 and 545499607.

It is not an unprimeable number, because it can be changed into a prime (545499659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12725 + ... + 35396.

Almost surely, 2^545499656 is an apocalyptic number.

It is an amenable number.

545499656 is an abundant number, since it is smaller than the sum of its proper divisors (566118544).

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

545499656 is a wasteful number, since it uses less digits than its factorization.

545499656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48249 (or 48245 counting only the distinct ones).

The product of its digits is 5832000, while the sum is 53.

The square root of 545499656 is about 23355.9340639590. The cubic root of 545499656 is about 817.0804643125.

The spelling of 545499656 in words is "five hundred forty-five million, four hundred ninety-nine thousand, six hundred fifty-six".