5666611598 has 16 divisors (see below), whose sum is σ = 9005592960. Its totient is φ = 2664957696.

The previous prime is 5666611589. The next prime is 5666611627. The reversal of 5666611598 is 8951166665.

It is a super-2 number, since 2×5666611598² = 64220974005176227208, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2915 + ... + 106497.

It is an arithmetic number, because the mean of its divisors is an integer number (562849560).

Almost surely, 2^5666611598 is an apocalyptic number.

5666611598 is a deficient number, since it is larger than the sum of its proper divisors (3338981362).

5666611598 is a wasteful number, since it uses less digits than its factorization.

5666611598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105211.

The product of its digits is 2332800, while the sum is 53.

The square root of 5666611598 is about 75276.8994977875. The cubic root of 5666611598 is about 1782.8213052232.

The spelling of 5666611598 in words is "five billion, six hundred sixty-six million, six hundred eleven thousand, five hundred ninety-eight".