2161462604364 has 192 divisors, whose sum is σ = 6514791628800. Its totient is φ = 606915602496.

The previous prime is 2161462604363. The next prime is 2161462604369. The reversal of 2161462604364 is 4634062641612.

2161462604364 is a `hidden beast` number, since 2 + 1 + 6 + 1 + 4 + 6 + 2 + 604 + 36 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (2161462604363) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 253480269 + ... + 253488795.

It is an arithmetic number, because the mean of its divisors is an integer number (33931206400).

Almost surely, 2^{2161462604364} 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 2161462604364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3257395814400).

2161462604364 is an abundant number, since it is smaller than the sum of its proper divisors (4353329024436).

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

2161462604364 is a wasteful number, since it uses less digits than its factorization.

2161462604364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14289 (or 14281 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 2161462604364 in words is "two trillion, one hundred sixty-one billion, four hundred sixty-two million, six hundred four thousand, three hundred sixty-four".