6538348500 has 48 divisors (see below), whose sum is σ = 19039675200. Its totient is φ = 1743559200.

The previous prime is 6538348463. The next prime is 6538348511. The reversal of 6538348500 is 58438356.

It is a super-2 number, since 2×6538348500² = 85500002214904500000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2177950 + ... + 2180949.

It is an arithmetic number, because the mean of its divisors is an integer number (396659900).

Almost surely, 2^6538348500 is an apocalyptic number.

6538348500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6538348500 is an abundant number, since it is smaller than the sum of its proper divisors (12501326700).

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

6538348500 is a wasteful number, since it uses less digits than its factorization.

6538348500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4358921 (or 4358909 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 6538348500 is about 80860.0550333723. The cubic root of 6538348500 is about 1869.9185433553.

The spelling of 6538348500 in words is "six billion, five hundred thirty-eight million, three hundred forty-eight thousand, five hundred".