3261622320942 has 16 divisors (see below), whose sum is σ = 6906964915152. Its totient is φ = 1023254061440.

The previous prime is 3261622320917. The next prime is 3261622320991. The reversal of 3261622320942 is 2490232261623.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3261622320894 and 3261622320903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15988344609 + ... + 15988344812.

It is an arithmetic number, because the mean of its divisors is an integer number (431685307197).

Almost surely, 2^{3261622320942} is an apocalyptic number.

3261622320942 is an abundant number, since it is smaller than the sum of its proper divisors (3645342594210).

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

3261622320942 is a wasteful number, since it uses less digits than its factorization.

3261622320942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31976689443.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 3261622320942 in words is "three trillion, two hundred sixty-one billion, six hundred twenty-two million, three hundred twenty thousand, nine hundred forty-two".