6503340380 has 12 divisors (see below), whose sum is σ = 13657014840. Its totient is φ = 2601336144.

The previous prime is 6503340373. The next prime is 6503340391. The reversal of 6503340380 is 830433056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162583490 + ... + 162583529.

It is an arithmetic number, because the mean of its divisors is an integer number (1138084570).

Almost surely, 2^6503340380 is an apocalyptic number.

It is an amenable number.

6503340380 is an abundant number, since it is smaller than the sum of its proper divisors (7153674460).

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

6503340380 is a wasteful number, since it uses less digits than its factorization.

6503340380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325167028 (or 325167026 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 6503340380 is about 80643.2909794733. The cubic root of 6503340380 is about 1866.5752161122.

The spelling of 6503340380 in words is "six billion, five hundred three million, three hundred forty thousand, three hundred eighty".