66273252350606 has 48 divisors (see below), whose sum is σ = 121588760499840. Its totient is φ = 26973850518720.

The previous prime is 66273252350597. The next prime is 66273252350633. The reversal of 66273252350606 is 60605325237266.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190967870 + ... + 191314593.

It is an arithmetic number, because the mean of its divisors is an integer number (2533099177080).

Almost surely, 2^{66273252350606} is an apocalyptic number.

66273252350606 is a deficient number, since it is larger than the sum of its proper divisors (55315508149234).

66273252350606 is a wasteful number, since it uses less digits than its factorization.

66273252350606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382282569 (or 382282562 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 53.

The spelling of 66273252350606 in words is "sixty-six trillion, two hundred seventy-three billion, two hundred fifty-two million, three hundred fifty thousand, six hundred six".