5178548898 has 24 divisors (see below), whose sum is σ = 11373893388. Its totient is φ = 1702536192.

The previous prime is 5178548873. The next prime is 5178548917. The reversal of 5178548898 is 8988458715.

5178548898 is a `hidden beast` number, since 5 + 1 + 7 + 8 + 548 + 89 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4633933329 + 544615569 = 68073^2 + 23337^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1969215 + ... + 1971842.

Almost surely, 2^5178548898 is an apocalyptic number.

5178548898 is an abundant number, since it is smaller than the sum of its proper divisors (6195344490).

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

5178548898 is a wasteful number, since it uses less digits than its factorization.

5178548898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3941138 (or 3941135 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 63.

The square root of 5178548898 is about 71962.1351684342. The cubic root of 5178548898 is about 1730.0926474268.

The spelling of 5178548898 in words is "five billion, one hundred seventy-eight million, five hundred forty-eight thousand, eight hundred ninety-eight".