8480517657 has 8 divisors (see below), whose sum is σ = 11798981184. Its totient is φ = 5407866288.

The previous prime is 8480517641. The next prime is 8480517667. The reversal of 8480517657 is 7567150848.

It is a happy number.

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

It is not a de Polignac number, because 8480517657 - 2⁴ = 8480517641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8480517607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61452958 + ... + 61453095.

It is an arithmetic number, because the mean of its divisors is an integer number (1474872648).

Almost surely, 2^8480517657 is an apocalyptic number.

It is an amenable number.

8480517657 is a deficient number, since it is larger than the sum of its proper divisors (3318463527).

8480517657 is a wasteful number, since it uses less digits than its factorization.

8480517657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122906079.

The product of its (nonzero) digits is 1881600, while the sum is 51.

The square root of 8480517657 is about 92089.7261207785. The cubic root of 8480517657 is about 2039.2671384746.

The spelling of 8480517657 in words is "eight billion, four hundred eighty million, five hundred seventeen thousand, six hundred fifty-seven".