545609610 has 288 divisors, whose sum is σ = 1840430592. Its totient is φ = 111041280.

The previous prime is 545609599. The next prime is 545609621. The reversal of 545609610 is 16906545.

545609610 is a `hidden beast` number, since 5 + 4 + 560 + 96 + 1 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (545609599) and next prime (545609621).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1777077 + ... + 1777383.

It is an arithmetic number, because the mean of its divisors is an integer number (6390384).

Almost surely, 2^545609610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545609610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (920215296).

545609610 is an abundant number, since it is smaller than the sum of its proper divisors (1294820982).

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

545609610 is a wasteful number, since it uses less digits than its factorization.

545609610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 545609610 is about 23358.2878225267. The cubic root of 545609610 is about 817.1353590796.

The spelling of 545609610 in words is "five hundred forty-five million, six hundred nine thousand, six hundred ten".