5501801689 has 2 divisors, whose sum is σ = 5501801690. Its totient is φ = 5501801688.

The previous prime is 5501801659. The next prime is 5501801699. The reversal of 5501801689 is 9861081055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5012640000 + 489161689 = 70800^2 + 22117^2 .

It is a cyclic number.

It is not a de Polignac number, because 5501801689 - 2⁷ = 5501801561 is a prime.

It is not a weakly prime, because it can be changed into another prime (5501801629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750900844 + 2750900845.

It is an arithmetic number, because the mean of its divisors is an integer number (2750900845).

Almost surely, 2^5501801689 is an apocalyptic number.

It is an amenable number.

5501801689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5501801689 is an equidigital number, since it uses as much as digits as its factorization.

5501801689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 43.

The square root of 5501801689 is about 74174.1308611028. The cubic root of 5501801689 is about 1765.3668917647.

The spelling of 5501801689 in words is "five billion, five hundred one million, eight hundred one thousand, six hundred eighty-nine".