6536520256355 has 24 divisors (see below), whose sum is σ = 8390378352048. Its totient is φ = 4885536591936.

The previous prime is 6536520256327. The next prime is 6536520256361. The reversal of 6536520256355 is 5536520256356.

It is not a de Polignac number, because 6536520256355 - 2⁶ = 6536520256291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6536520256297 and 6536520256306.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28622012 + ... + 28849481.

It is an arithmetic number, because the mean of its divisors is an integer number (349599098002).

Almost surely, 2^{6536520256355} is an apocalyptic number.

6536520256355 is a deficient number, since it is larger than the sum of its proper divisors (1853858095693).

6536520256355 is a wasteful number, since it uses less digits than its factorization.

6536520256355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57471587 (or 57471564 counting only the distinct ones).

The product of its (nonzero) digits is 24300000, while the sum is 53.

Subtracting from 6536520256355 its reverse (5536520256356), we obtain a palindrome (999999999999).

The spelling of 6536520256355 in words is "six trillion, five hundred thirty-six billion, five hundred twenty million, two hundred fifty-six thousand, three hundred fifty-five".