6757120772 has 12 divisors (see below), whose sum is σ = 11826095820. Its totient is φ = 3378236256.

The previous prime is 6757120751. The next prime is 6757120801. The reversal of 6757120772 is 2770217576.

It can be written as a sum of positive squares in 2 ways, for example, as 1032079876 + 5725040896 = 32126^2 + 75664^2 .

It is a super-2 number, since 2×6757120772² = 91317362254787751968, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30647 + ... + 120222.

It is an arithmetic number, because the mean of its divisors is an integer number (985507985).

Almost surely, 2^6757120772 is an apocalyptic number.

It is an amenable number.

6757120772 is a deficient number, since it is larger than the sum of its proper divisors (5068975048).

6757120772 is a wasteful number, since it uses less digits than its factorization.

6757120772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162070 (or 162068 counting only the distinct ones).

The product of its (nonzero) digits is 288120, while the sum is 44.

The square root of 6757120772 is about 82201.7078411392. The cubic root of 6757120772 is about 1890.5459050332.

The spelling of 6757120772 in words is "six billion, seven hundred fifty-seven million, one hundred twenty thousand, seven hundred seventy-two".