5669515898 has 4 divisors (see below), whose sum is σ = 8504273850. Its totient is φ = 2834757948.

The previous prime is 5669515889. The next prime is 5669515919. The reversal of 5669515898 is 8985159665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3881663809 + 1787852089 = 62303^2 + 42283^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5669515898.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1417378973 + ... + 1417378976.

Almost surely, 2^5669515898 is an apocalyptic number.

5669515898 is a deficient number, since it is larger than the sum of its proper divisors (2834757952).

5669515898 is a wasteful number, since it uses less digits than its factorization.

5669515898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834757951.

The product of its digits is 23328000, while the sum is 62.

The square root of 5669515898 is about 75296.1878052269. The cubic root of 5669515898 is about 1783.1258354515.

The spelling of 5669515898 in words is "five billion, six hundred sixty-nine million, five hundred fifteen thousand, eight hundred ninety-eight".