545132688 has 40 divisors (see below), whose sum is σ = 1416421248. Its totient is φ = 180657792.

The previous prime is 545132677. The next prime is 545132759. The reversal of 545132688 is 886231545.

It is a super-2 number, since 2×545132688² = 594339295052210688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24520 + ... + 41127.

Almost surely, 2^545132688 is an apocalyptic number.

It is an amenable number.

545132688 is an abundant number, since it is smaller than the sum of its proper divisors (871288560).

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

545132688 is a wasteful number, since it uses less digits than its factorization.

545132688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65831 (or 65825 counting only the distinct ones).

The product of its digits is 230400, while the sum is 42.

The square root of 545132688 is about 23348.0767516299. The cubic root of 545132688 is about 816.8972013521.

The spelling of 545132688 in words is "five hundred forty-five million, one hundred thirty-two thousand, six hundred eighty-eight".