3534656520 has 64 divisors (see below), whose sum is σ = 10625400000. Its totient is φ = 940670208.

The previous prime is 3534656513. The next prime is 3534656551. The reversal of 3534656520 is 256564353.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30366 + ... + 89394.

It is an arithmetic number, because the mean of its divisors is an integer number (166021875).

Almost surely, 2^3534656520 is an apocalyptic number.

3534656520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3534656520 is an abundant number, since it is smaller than the sum of its proper divisors (7090743480).

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

3534656520 is a wasteful number, since it uses less digits than its factorization.

3534656520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59542 (or 59538 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 39.

The square root of 3534656520 is about 59452.9773854935. The cubic root of 3534656520 is about 1523.2893504733.

The spelling of 3534656520 in words is "three billion, five hundred thirty-four million, six hundred fifty-six thousand, five hundred twenty".