2161676600004 has 24 divisors (see below), whose sum is σ = 5180234015488. Its totient is φ = 701084302560.

The previous prime is 2161676599997. The next prime is 2161676600009. The reversal of 2161676600004 is 4000066761612.

It is not an unprimeable number, because it can be changed into a prime (2161676600009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2434320052 + ... + 2434320939.

Almost surely, 2^{2161676600004} is an apocalyptic number.

It is an amenable number.

2161676600004 is an abundant number, since it is smaller than the sum of its proper divisors (3018557415484).

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

2161676600004 is a wasteful number, since it uses less digits than its factorization.

2161676600004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4868641035 (or 4868641033 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 2161676600004 in words is "two trillion, one hundred sixty-one billion, six hundred seventy-six million, six hundred thousand, four".