5998070661 has 8 divisors (see below), whose sum is σ = 8724466464. Its totient is φ = 3635194320.

The previous prime is 5998070633. The next prime is 5998070671. The reversal of 5998070661 is 1660708995.

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

It is not a de Polignac number, because 5998070661 - 2⁶ = 5998070597 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5998070621) 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, 90879826 + ... + 90879891.

It is an arithmetic number, because the mean of its divisors is an integer number (1090558308).

Almost surely, 2^5998070661 is an apocalyptic number.

It is an amenable number.

5998070661 is a deficient number, since it is larger than the sum of its proper divisors (2726395803).

5998070661 is a wasteful number, since it uses less digits than its factorization.

5998070661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181759731.

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 5998070661 is about 77447.2120931412. The cubic root of 5998070661 is about 1816.9258029727.

The spelling of 5998070661 in words is "five billion, nine hundred ninety-eight million, seventy thousand, six hundred sixty-one".