7690563617 has 12 divisors (see below), whose sum is σ = 8540424228. Its totient is φ = 6919334400.

The previous prime is 7690563589. The next prime is 7690563623. The reversal of 7690563617 is 7163650967.

It can be written as a sum of positive squares in 2 ways, for example, as 4548288481 + 3142275136 = 67441^2 + 56056^2 .

It is not a de Polignac number, because 7690563617 - 2²⁶ = 7623454753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7690563217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 315884 + ... + 339357.

It is an arithmetic number, because the mean of its divisors is an integer number (711702019).

Almost surely, 2^7690563617 is an apocalyptic number.

It is an amenable number.

7690563617 is a deficient number, since it is larger than the sum of its proper divisors (849860611).

7690563617 is a wasteful number, since it uses less digits than its factorization.

7690563617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655360 (or 655349 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 50.

The square root of 7690563617 is about 87695.8586080323. The cubic root of 7690563617 is about 1973.8738325293.

The spelling of 7690563617 in words is "seven billion, six hundred ninety million, five hundred sixty-three thousand, six hundred seventeen".