6666217093152 has 96 divisors (see below), whose sum is σ = 19487423894400. Its totient is φ = 2217010569984.

The previous prime is 6666217093079. The next prime is 6666217093177. The reversal of 6666217093152 is 2513907126666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 8408323 + ... + 9166914.

It is an arithmetic number, because the mean of its divisors is an integer number (202993998900).

Almost surely, 2^{6666217093152} is an apocalyptic number.

It is an amenable number.

6666217093152 is an abundant number, since it is smaller than the sum of its proper divisors (12821206801248).

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

6666217093152 is a wasteful number, since it uses less digits than its factorization.

6666217093152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17575695 (or 17575681 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 6666217093152 in words is "six trillion, six hundred sixty-six billion, two hundred seventeen million, ninety-three thousand, one hundred fifty-two".