5555659577 has 32 divisors (see below), whose sum is σ = 6166228992. Its totient is φ = 4974649344.

The previous prime is 5555659559. The next prime is 5555659589. The reversal of 5555659577 is 7759565555.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5555659577 - 2⁸ = 5555659321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5555659507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18096458 + ... + 18096764.

It is an arithmetic number, because the mean of its divisors is an integer number (192694656).

Almost surely, 2^5555659577 is an apocalyptic number.

It is an amenable number.

5555659577 is a deficient number, since it is larger than the sum of its proper divisors (610569415).

5555659577 is a wasteful number, since it uses less digits than its factorization.

5555659577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657.

The product of its digits is 41343750, while the sum is 59.

The square root of 5555659577 is about 74536.2970437893. The cubic root of 5555659577 is about 1771.1086691633.

The spelling of 5555659577 in words is "five billion, five hundred fifty-five million, six hundred fifty-nine thousand, five hundred seventy-seven".