3269798621712 has 160 divisors (see below), whose sum is σ = 10755084130560. Its totient is φ = 931723223040.

The previous prime is 3269798621671. The next prime is 3269798621717. The reversal of 3269798621712 is 2171268979623.

3269798621712 is a `hidden beast` number, since 3 + 269 + 79 + 86 + 217 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 3269798621712.

It is not an unprimeable number, because it can be changed into a prime (3269798621717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321489 + ... + 2577392.

It is an arithmetic number, because the mean of its divisors is an integer number (67219275816).

Almost surely, 2^{3269798621712} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3269798621712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5377542065280).

3269798621712 is an abundant number, since it is smaller than the sum of its proper divisors (7485285508848).

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

3269798621712 is a wasteful number, since it uses less digits than its factorization.

3269798621712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2899278 (or 2899266 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 63.

The spelling of 3269798621712 in words is "three trillion, two hundred sixty-nine billion, seven hundred ninety-eight million, six hundred twenty-one thousand, seven hundred twelve".