66461233264112 has 10 divisors (see below), whose sum is σ = 128768639449248. Its totient is φ = 33230616632048.

The previous prime is 66461233264103. The next prime is 66461233264189. The reversal of 66461233264112 is 21146233216466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2076913539488 + ... + 2076913539519.

Almost surely, 2^{66461233264112} is an apocalyptic number.

It is an amenable number.

66461233264112 is a deficient number, since it is larger than the sum of its proper divisors (62307406185136).

66461233264112 is a wasteful number, since it uses less digits than its factorization.

66461233264112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153827079015 (or 4153827079009 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 47.

The spelling of 66461233264112 in words is "sixty-six trillion, four hundred sixty-one billion, two hundred thirty-three million, two hundred sixty-four thousand, one hundred twelve".