5198265801 has 15 divisors (see below), whose sum is σ = 7766280093. Its totient is φ = 3465077940.

The previous prime is 5198265773. The next prime is 5198265823. The reversal of 5198265801 is 1085628915.

It is a happy number.

The square root of 5198265801 is 72099.

It is a perfect power (a square), and thus also a powerful number.

5198265801 is a `hidden beast` number, since 519 + 82 + 6 + 58 + 0 + 1 = 666.

It is not a de Polignac number, because 5198265801 - 2⁵ = 5198265769 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5198265301) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 644886 + ... + 652896.

Almost surely, 2^5198265801 is an apocalyptic number.

5198265801 is the 72099-th square number.

5198265801 is the 36050-th centered octagonal number.

It is an amenable number.

5198265801 is a deficient number, since it is larger than the sum of its proper divisors (2568014292).

5198265801 is an frugal number, since it uses more digits than its factorization.

5198265801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16034 (or 8014 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 45.

The cubic root of 5198265801 is about 1732.2855955512.

The spelling of 5198265801 in words is "five billion, one hundred ninety-eight million, two hundred sixty-five thousand, eight hundred one".