7125772707 has 6 divisors (see below), whose sum is σ = 10292782812. Its totient is φ = 4750515132.

The previous prime is 7125772699. The next prime is 7125772777. The reversal of 7125772707 is 7072775217.

7125772707 is a `hidden beast` number, since 7 + 1 + 2 + 577 + 2 + 70 + 7 = 666.

It is not a de Polignac number, because 7125772707 - 2³ = 7125772699 is a prime.

It is a super-2 number, since 2×7125772707² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7125772777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 395876253 + ... + 395876270.

It is an arithmetic number, because the mean of its divisors is an integer number (1715463802).

Almost surely, 2^7125772707 is an apocalyptic number.

7125772707 is a deficient number, since it is larger than the sum of its proper divisors (3167010105).

7125772707 is a wasteful number, since it uses less digits than its factorization.

7125772707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791752529 (or 791752526 counting only the distinct ones).

The product of its (nonzero) digits is 336140, while the sum is 45.

The square root of 7125772707 is about 84414.2920778229. The cubic root of 7125772707 is about 1924.3201248494.

The spelling of 7125772707 in words is "seven billion, one hundred twenty-five million, seven hundred seventy-two thousand, seven hundred seven".