7107228757566 has 96 divisors (see below), whose sum is σ = 18277582115520. Its totient is φ = 1953555107328.

The previous prime is 7107228757553. The next prime is 7107228757567. The reversal of 7107228757566 is 6657578227017.

It is a happy number.

7107228757566 is a `hidden beast` number, since 7 + 10 + 7 + 2 + 2 + 8 + 7 + 57 + 566 = 666.

It is a super-2 number, since 2×7107228757566² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7107228757567) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8149701 + ... + 8979536.

It is an arithmetic number, because the mean of its divisors is an integer number (190391480370).

Almost surely, 2^{7107228757566} is an apocalyptic number.

7107228757566 is an abundant number, since it is smaller than the sum of its proper divisors (11170353357954).

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

7107228757566 is a wasteful number, since it uses less digits than its factorization.

7107228757566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17129378 (or 17129375 counting only the distinct ones).

The product of its (nonzero) digits is 69148800, while the sum is 63.

The spelling of 7107228757566 in words is "seven trillion, one hundred seven billion, two hundred twenty-eight million, seven hundred fifty-seven thousand, five hundred sixty-six".