6537777348 has 24 divisors (see below), whose sum is σ = 15273417600. Its totient is φ = 2176601440.

The previous prime is 6537777343. The next prime is 6537777349. The reversal of 6537777348 is 8437777356.

It is not an unprimeable number, because it can be changed into a prime (6537777343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321948 + ... + 341651.

It is an arithmetic number, because the mean of its divisors is an integer number (636392400).

Almost surely, 2^6537777348 is an apocalyptic number.

It is an amenable number.

6537777348 is an abundant number, since it is smaller than the sum of its proper divisors (8735640252).

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

6537777348 is a wasteful number, since it uses less digits than its factorization.

6537777348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664427 (or 664425 counting only the distinct ones).

The product of its digits is 20744640, while the sum is 57.

The square root of 6537777348 is about 80856.5232247838. The cubic root of 6537777348 is about 1869.8640933763.

The spelling of 6537777348 in words is "six billion, five hundred thirty-seven million, seven hundred seventy-seven thousand, three hundred forty-eight".