545969894 has 8 divisors (see below), whose sum is σ = 819510048. Its totient is φ = 272799880.

The previous prime is 545969887. The next prime is 545969903. The reversal of 545969894 is 498969545.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88817 + ... + 94764.

It is an arithmetic number, because the mean of its divisors is an integer number (102438756).

Almost surely, 2^545969894 is an apocalyptic number.

545969894 is a deficient number, since it is larger than the sum of its proper divisors (273540154).

545969894 is a wasteful number, since it uses less digits than its factorization.

545969894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185070.

The product of its digits is 13996800, while the sum is 59.

The square root of 545969894 is about 23365.9986732859. The cubic root of 545969894 is about 817.3151799706.

The spelling of 545969894 in words is "five hundred forty-five million, nine hundred sixty-nine thousand, eight hundred ninety-four".