8611661734 has 8 divisors (see below), whose sum is σ = 13911145920. Its totient is φ = 3974613096.

The previous prime is 8611661713. The next prime is 8611661749. The reversal of 8611661734 is 4371661168.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165608854 + ... + 165608905.

It is an arithmetic number, because the mean of its divisors is an integer number (1738893240).

Almost surely, 2^8611661734 is an apocalyptic number.

8611661734 is a deficient number, since it is larger than the sum of its proper divisors (5299484186).

8611661734 is a wasteful number, since it uses less digits than its factorization.

8611661734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331217774.

The product of its digits is 145152, while the sum is 43.

The square root of 8611661734 is about 92799.0395101156. The cubic root of 8611661734 is about 2049.7252643126.

The spelling of 8611661734 in words is "eight billion, six hundred eleven million, six hundred sixty-one thousand, seven hundred thirty-four".