6534774356 has 12 divisors (see below), whose sum is σ = 12475478400.
Its totient is φ = 2970351960.
The previous prime is 6534774341. The next prime is 6534774397.
6534774356 is nontrivially palindromic in base 10.
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, 74258756 + ... + 74258843.
It is an arithmetic number, because the mean of its divisors is an integer number (1039623200).
Almost surely, 26534774356 is an apocalyptic number.
It is an amenable number.
6534774356 is a deficient number, since it is larger than the sum of its proper divisors (5940704044).
6534774356 is a wasteful number, since it uses less digits than its factorization.
6534774356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148517614 (or 148517612 counting only the distinct ones).
The product of its digits is 6350400, while the sum is 50.
The square root of 6534774356 is about 80837.9512110494.
The cubic root of 6534774356 is about 1869.5777551416.
The spelling of 6534774356 in words is "six billion, five hundred thirty-four million, seven hundred seventy-four thousand, three hundred fifty-six".