7125766516 has 24 divisors (see below), whose sum is σ = 14042568960. Its totient is φ = 3134500800.

The previous prime is 7125766507. The next prime is 7125766519. The reversal of 7125766516 is 6156675217.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7125766519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2610721 + ... + 2613448.

It is an arithmetic number, because the mean of its divisors is an integer number (585107040).

Almost surely, 2^7125766516 is an apocalyptic number.

It is an amenable number.

7125766516 is a deficient number, since it is larger than the sum of its proper divisors (6916802444).

7125766516 is a wasteful number, since it uses less digits than its factorization.

7125766516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5224215 (or 5224213 counting only the distinct ones).

The product of its digits is 529200, while the sum is 46.

The square root of 7125766516 is about 84414.2554074843. The cubic root of 7125766516 is about 1924.3195675545.

The spelling of 7125766516 in words is "seven billion, one hundred twenty-five million, seven hundred sixty-six thousand, five hundred sixteen".