7649717255 has 8 divisors (see below), whose sum is σ = 9427759872. Its totient is φ = 5954374368.

The previous prime is 7649717191. The next prime is 7649717279. The reversal of 7649717255 is 5527179467.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7649717255 - 2⁶ = 7649717191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7649717197 and 7649717206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20674727 + ... + 20675096.

It is an arithmetic number, because the mean of its divisors is an integer number (1178469984).

Almost surely, 2^7649717255 is an apocalyptic number.

7649717255 is a deficient number, since it is larger than the sum of its proper divisors (1778042617).

7649717255 is a wasteful number, since it uses less digits than its factorization.

7649717255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41349865.

The product of its digits is 3704400, while the sum is 53.

The square root of 7649717255 is about 87462.6620621623. The cubic root of 7649717255 is about 1970.3730605812.

The spelling of 7649717255 in words is "seven billion, six hundred forty-nine million, seven hundred seventeen thousand, two hundred fifty-five".