5571947898 has 48 divisors (see below), whose sum is σ = 13254018336. Its totient is φ = 1677705120.

The previous prime is 5571947881. The next prime is 5571947903. The reversal of 5571947898 is 8987491755.

5571947898 is a `hidden beast` number, since 5 + 5 + 71 + 9 + 478 + 98 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58536 + ... + 120707.

It is an arithmetic number, because the mean of its divisors is an integer number (276125382).

Almost surely, 2^5571947898 is an apocalyptic number.

5571947898 is an abundant number, since it is smaller than the sum of its proper divisors (7682070438).

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

5571947898 is a wasteful number, since it uses less digits than its factorization.

5571947898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179419 (or 179416 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 63.

The square root of 5571947898 is about 74645.4814305595. The cubic root of 5571947898 is about 1772.8378511492.

The spelling of 5571947898 in words is "five billion, five hundred seventy-one million, nine hundred forty-seven thousand, eight hundred ninety-eight".