545666072122 has 8 divisors (see below), whose sum is σ = 837533971296. Its totient is φ = 266488081692.

The previous prime is 545666072117. The next prime is 545666072141. The reversal of 545666072122 is 221270666545.

It is a happy number.

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

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, 3172477078 + ... + 3172477249.

It is an arithmetic number, because the mean of its divisors is an integer number (104691746412).

Almost surely, 2^545666072122 is an apocalyptic number.

545666072122 is a deficient number, since it is larger than the sum of its proper divisors (291867899174).

545666072122 is a wasteful number, since it uses less digits than its factorization.

545666072122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6344954372.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 545666072122 in words is "five hundred forty-five billion, six hundred sixty-six million, seventy-two thousand, one hundred twenty-two".