66773027227060 has 48 divisors (see below), whose sum is σ = 174823925834880. Its totient is φ = 20812372122240.

The previous prime is 66773027226991. The next prime is 66773027227087. The reversal of 66773027227060 is 6072272037766.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a junction number, because it is equal to n+sod(n) for n = 66773027226992 and 66773027227010.

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, 21679552755 + ... + 21679555834.

It is an arithmetic number, because the mean of its divisors is an integer number (3642165121560).

Almost surely, 2^{66773027227060} is an apocalyptic number.

It is an amenable number.

66773027227060 is an abundant number, since it is smaller than the sum of its proper divisors (108050898607820).

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

66773027227060 is a wasteful number, since it uses less digits than its factorization.

66773027227060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43359108616 (or 43359108614 counting only the distinct ones).

The product of its (nonzero) digits is 12446784, while the sum is 55.

The spelling of 66773027227060 in words is "sixty-six trillion, seven hundred seventy-three billion, twenty-seven million, two hundred twenty-seven thousand, sixty".