6535723642 has 8 divisors (see below), whose sum is σ = 11204097696. Its totient is φ = 2801024412.

The previous prime is 6535723637. The next prime is 6535723651. The reversal of 6535723642 is 2463275356.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 233418688 + ... + 233418715.

It is an arithmetic number, because the mean of its divisors is an integer number (1400512212).

Almost surely, 2^6535723642 is an apocalyptic number.

6535723642 is a deficient number, since it is larger than the sum of its proper divisors (4668374054).

6535723642 is a wasteful number, since it uses less digits than its factorization.

6535723642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466837412.

The product of its digits is 907200, while the sum is 43.

The square root of 6535723642 is about 80843.8225345635. The cubic root of 6535723642 is about 1869.6682799739.

Adding to 6535723642 its reverse (2463275356), we get a palindrome (8998998998).

The spelling of 6535723642 in words is "six billion, five hundred thirty-five million, seven hundred twenty-three thousand, six hundred forty-two".