8770417661 has 8 divisors (see below), whose sum is σ = 9154031424. Its totient is φ = 8386994880.

The previous prime is 8770417637. The next prime is 8770417697. The reversal of 8770417661 is 1667140778.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8770417661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8770410661) by changing a digit.

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, 50426 + ... + 141716.

It is an arithmetic number, because the mean of its divisors is an integer number (1144253928).

Almost surely, 2^8770417661 is an apocalyptic number.

It is an amenable number.

8770417661 is a deficient number, since it is larger than the sum of its proper divisors (383613763).

8770417661 is a wasteful number, since it uses less digits than its factorization.

8770417661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95491.

The product of its (nonzero) digits is 395136, while the sum is 47.

The square root of 8770417661 is about 93650.5080658936. The cubic root of 8770417661 is about 2062.2442049518.

The spelling of 8770417661 in words is "eight billion, seven hundred seventy million, four hundred seventeen thousand, six hundred sixty-one".