5349581988 has 12 divisors (see below), whose sum is σ = 12482358000. Its totient is φ = 1783193992.

The previous prime is 5349581953. The next prime is 5349582019. The reversal of 5349581988 is 8891859435.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222899238 + ... + 222899261.

It is an arithmetic number, because the mean of its divisors is an integer number (1040196500).

Almost surely, 2^5349581988 is an apocalyptic number.

It is an amenable number.

5349581988 is an abundant number, since it is smaller than the sum of its proper divisors (7132776012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5349581988 is a wasteful number, since it uses less digits than its factorization.

5349581988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445798506 (or 445798504 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 60.

The square root of 5349581988 is about 73140.8366646158. The cubic root of 5349581988 is about 1748.9334440402.

The spelling of 5349581988 in words is "five billion, three hundred forty-nine million, five hundred eighty-one thousand, nine hundred eighty-eight".