545975617 has 8 divisors (see below), whose sum is σ = 598213440. Its totient is φ = 494171760.

The previous prime is 545975611. The next prime is 545975653. The reversal of 545975617 is 716579545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545975617 - 2³ = 545975609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545975611) 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, 105853 + ... + 110890.

It is an arithmetic number, because the mean of its divisors is an integer number (74776680).

Almost surely, 2^545975617 is an apocalyptic number.

It is an amenable number.

545975617 is a deficient number, since it is larger than the sum of its proper divisors (52237823).

545975617 is a wasteful number, since it uses less digits than its factorization.

545975617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216983.

The product of its digits is 1323000, while the sum is 49.

The square root of 545975617 is about 23366.1211372363. The cubic root of 545975617 is about 817.3180357315.

The spelling of 545975617 in words is "five hundred forty-five million, nine hundred seventy-five thousand, six hundred seventeen".