3261622320630 has 80 divisors (see below), whose sum is σ = 8770486374144. Its totient is φ = 869731603200.

The previous prime is 3261622320629. The next prime is 3261622320667. The reversal of 3261622320630 is 360232261623.

3261622320630 is a `hidden beast` number, since 3 + 2 + 6 + 1 + 622 + 3 + 20 + 6 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25533099 + ... + 25660521.

Almost surely, 2^{3261622320630} is an apocalyptic number.

3261622320630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3261622320630 is an abundant number, since it is smaller than the sum of its proper divisors (5508864053514).

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

3261622320630 is a wasteful number, since it uses less digits than its factorization.

3261622320630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159043 (or 159034 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The spelling of 3261622320630 in words is "three trillion, two hundred sixty-one billion, six hundred twenty-two million, three hundred twenty thousand, six hundred thirty".