6535014538 has 8 divisors (see below), whose sum is σ = 10556561988. Its totient is φ = 3016160544.

The previous prime is 6535014487. The next prime is 6535014539. The reversal of 6535014538 is 8354105356.

It can be written as a sum of positive squares in 2 ways, for example, as 6166489729 + 368524809 = 78527^2 + 19197^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 6535014538.

It is not an unprimeable number, because it can be changed into a prime (6535014539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125673331 + ... + 125673382.

Almost surely, 2^6535014538 is an apocalyptic number.

6535014538 is a deficient number, since it is larger than the sum of its proper divisors (4021547450).

6535014538 is a wasteful number, since it uses less digits than its factorization.

6535014538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251346728.

The product of its (nonzero) digits is 216000, while the sum is 40.

The square root of 6535014538 is about 80839.4367743863. The cubic root of 6535014538 is about 1869.6006599582.

The spelling of 6535014538 in words is "six billion, five hundred thirty-five million, fourteen thousand, five hundred thirty-eight".