3205612636530 has 16 divisors (see below), whose sum is σ = 7693470327744. Its totient is φ = 854830036400.

The previous prime is 3205612636493. The next prime is 3205612636531. The reversal of 3205612636530 is 356362165023.

It is not an unprimeable number, because it can be changed into a prime (3205612636531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53426877246 + ... + 53426877305.

It is an arithmetic number, because the mean of its divisors is an integer number (480841895484).

Almost surely, 2^{3205612636530} is an apocalyptic number.

3205612636530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3205612636530 is an abundant number, since it is smaller than the sum of its proper divisors (4487857691214).

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

3205612636530 is a wasteful number, since it uses less digits than its factorization.

3205612636530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106853754561.

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 3205612636530 in words is "three trillion, two hundred five billion, six hundred twelve million, six hundred thirty-six thousand, five hundred thirty".