545316620 has 12 divisors (see below), whose sum is σ = 1145164944. Its totient is φ = 218126640.

The previous prime is 545316613. The next prime is 545316631. The reversal of 545316620 is 26613545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13632896 + ... + 13632935.

It is an arithmetic number, because the mean of its divisors is an integer number (95430412).

Almost surely, 2^545316620 is an apocalyptic number.

It is an amenable number.

545316620 is an abundant number, since it is smaller than the sum of its proper divisors (599848324).

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

545316620 is a wasteful number, since it uses less digits than its factorization.

545316620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27265840 (or 27265838 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 545316620 is about 23352.0153305876. The cubic root of 545316620 is about 816.9890668396.

The spelling of 545316620 in words is "five hundred forty-five million, three hundred sixteen thousand, six hundred twenty".