545233561594 has 4 divisors (see below), whose sum is σ = 817850342394. Its totient is φ = 272616780796.

The previous prime is 545233561583. The next prime is 545233561681. The reversal of 545233561594 is 495165332545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 544329657369 + 903904225 = 737787^2 + 30065^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136308390397 + ... + 136308390400.

Almost surely, 2^545233561594 is an apocalyptic number.

545233561594 is a deficient number, since it is larger than the sum of its proper divisors (272616780800).

545233561594 is a wasteful number, since it uses less digits than its factorization.

545233561594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272616780799.

The product of its digits is 9720000, while the sum is 52.

The spelling of 545233561594 in words is "five hundred forty-five billion, two hundred thirty-three million, five hundred sixty-one thousand, five hundred ninety-four".