545201342566 has 32 divisors (see below), whose sum is σ = 835513943040. Its totient is φ = 266761325376.

The previous prime is 545201342549. The next prime is 545201342593. The reversal of 545201342566 is 665243102545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13316515 + ... + 13357393.

It is an arithmetic number, because the mean of its divisors is an integer number (26109810720).

Almost surely, 2^545201342566 is an apocalyptic number.

545201342566 is a deficient number, since it is larger than the sum of its proper divisors (290312600474).

545201342566 is a wasteful number, since it uses less digits than its factorization.

545201342566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41668.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 545201342566 in words is "five hundred forty-five billion, two hundred one million, three hundred forty-two thousand, five hundred sixty-six".