5581879498 has 16 divisors (see below), whose sum is σ = 9030308616. Its totient is φ = 2572416000.

The previous prime is 5581879423. The next prime is 5581879529. The reversal of 5581879498 is 8949781855.

It can be written as a sum of positive squares in 4 ways, for example, as 1997821809 + 3584057689 = 44697^2 + 59867^2 .

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, 142003 + ... + 176998.

Almost surely, 2^5581879498 is an apocalyptic number.

5581879498 is a deficient number, since it is larger than the sum of its proper divisors (3448429118).

5581879498 is a wasteful number, since it uses less digits than its factorization.

5581879498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319689.

The product of its digits is 29030400, while the sum is 64.

The square root of 5581879498 is about 74711.9769381054. The cubic root of 5581879498 is about 1773.8905449844.

The spelling of 5581879498 in words is "five billion, five hundred eighty-one million, eight hundred seventy-nine thousand, four hundred ninety-eight".