7645376617 has 16 divisors (see below), whose sum is σ = 8556140160. Its totient is φ = 6797336832.

The previous prime is 7645376611. The next prime is 7645376657. The reversal of 7645376617 is 7166735467.

It is a de Polignac number, because none of the positive numbers 2^k-7645376617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7645376611) 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 15 ways as a sum of consecutive naturals, for example, 141888 + ... + 188209.

It is an arithmetic number, because the mean of its divisors is an integer number (534758760).

Almost surely, 2^7645376617 is an apocalyptic number.

It is an amenable number.

7645376617 is a deficient number, since it is larger than the sum of its proper divisors (910763543).

7645376617 is a wasteful number, since it uses less digits than its factorization.

7645376617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330192.

The product of its digits is 4445280, while the sum is 52.

The square root of 7645376617 is about 87437.8443066845. The cubic root of 7645376617 is about 1970.0003106667. Note that the first 3 decimals are identical.

The spelling of 7645376617 in words is "seven billion, six hundred forty-five million, three hundred seventy-six thousand, six hundred seventeen".