66268844120 has 64 divisors (see below), whose sum is σ = 151290659520. Its totient is φ = 26121314304.

The previous prime is 66268844101. The next prime is 66268844227. The reversal of 66268844120 is 2144886266.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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, 867389 + ... + 940691.

It is an arithmetic number, because the mean of its divisors is an integer number (2363916555).

Almost surely, 2^66268844120 is an apocalyptic number.

It is an amenable number.

66268844120 is an abundant number, since it is smaller than the sum of its proper divisors (85021815400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66268844120 is a wasteful number, since it uses less digits than its factorization.

66268844120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73644 (or 73640 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 47.

The spelling of 66268844120 in words is "sixty-six billion, two hundred sixty-eight million, eight hundred forty-four thousand, one hundred twenty".