5550371989 has 12 divisors (see below), whose sum is σ = 5638484352. Its totient is φ = 5463612000.

The previous prime is 5550371977. The next prime is 5550372001. The reversal of 5550371989 is 9891730555.

It is an interprime number because it is at equal distance from previous prime (5550371977) and next prime (5550372001).

It is not a de Polignac number, because 5550371989 - 2⁷ = 5550371861 is a prime.

It is a super-2 number, since 2×5550371989² = 61613258432551632242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550375989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5280514 + ... + 5281564.

It is an arithmetic number, because the mean of its divisors is an integer number (469873696).

Almost surely, 2^5550371989 is an apocalyptic number.

It is an amenable number.

5550371989 is a deficient number, since it is larger than the sum of its proper divisors (88112363).

5550371989 is an equidigital number, since it uses as much as digits as its factorization.

5550371989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188 (or 2115 counting only the distinct ones).

The product of its (nonzero) digits is 1701000, while the sum is 52.

The square root of 5550371989 is about 74500.8187136222. The cubic root of 5550371989 is about 1770.5466077558.

The spelling of 5550371989 in words is "five billion, five hundred fifty million, three hundred seventy-one thousand, nine hundred eighty-nine".