3622961169072 has 120 divisors (see below), whose sum is σ = 11598291652896. Its totient is φ = 1034187844608.

The previous prime is 3622961169013. The next prime is 3622961169073. The reversal of 3622961169072 is 2709611692263.

3622961169072 is a `hidden beast` number, since 3 + 622 + 9 + 6 + 1 + 1 + 6 + 9 + 0 + 7 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (3622961169073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 532423 + ... + 2743974.

Almost surely, 2^{3622961169072} 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 3622961169072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5799145826448).

3622961169072 is an abundant number, since it is smaller than the sum of its proper divisors (7975330483824).

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

3622961169072 is a wasteful number, since it uses less digits than its factorization.

3622961169072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277515 (or 3277506 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 54.

The spelling of 3622961169072 in words is "three trillion, six hundred twenty-two billion, nine hundred sixty-one million, one hundred sixty-nine thousand, seventy-two".