7166855105740 has 96 divisors (see below), whose sum is σ = 16434415001088. Its totient is φ = 2603622528000.

The previous prime is 7166855105737. The next prime is 7166855105771. The reversal of 7166855105740 is 475015586617.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1693889425 + ... + 1693893655.

It is an arithmetic number, because the mean of its divisors is an integer number (171191822928).

Almost surely, 2^{7166855105740} is an apocalyptic number.

It is an amenable number.

7166855105740 is an abundant number, since it is smaller than the sum of its proper divisors (9267559895348).

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

7166855105740 is a wasteful number, since it uses less digits than its factorization.

7166855105740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9839 (or 9837 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 55.

The spelling of 7166855105740 in words is "seven trillion, one hundred sixty-six billion, eight hundred fifty-five million, one hundred five thousand, seven hundred forty".