5198777460 has 72 divisors (see below), whose sum is σ = 16028177256. Its totient is φ = 1363610880.

The previous prime is 5198777453. The next prime is 5198777471. The reversal of 5198777460 is 647778915.

5198777460 is a `hidden beast` number, since 519 + 87 + 7 + 7 + 46 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 636855696 + 4561921764 = 25236^2 + 67542^2 .

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5198777397 and 5198777406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 225759 + ... + 247718.

It is an arithmetic number, because the mean of its divisors is an integer number (222613573).

Almost surely, 2^5198777460 is an apocalyptic number.

It is an amenable number.

5198777460 is an abundant number, since it is smaller than the sum of its proper divisors (10829399796).

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

5198777460 is a wasteful number, since it uses less digits than its factorization.

5198777460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473553 (or 473548 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 54.

The square root of 5198777460 is about 72102.5482212661. The cubic root of 5198777460 is about 1732.3424292768.

The spelling of 5198777460 in words is "five billion, one hundred ninety-eight million, seven hundred seventy-seven thousand, four hundred sixty".