2167623996 has 12 divisors (see below), whose sum is σ = 5057789352. Its totient is φ = 722541328.

The previous prime is 2167623977. The next prime is 2167624007. The reversal of 2167623996 is 6993267612.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90317655 + ... + 90317678.

It is an arithmetic number, because the mean of its divisors is an integer number (421482446).

Almost surely, 2^2167623996 is an apocalyptic number.

It is an amenable number.

2167623996 is an abundant number, since it is smaller than the sum of its proper divisors (2890165356).

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

2167623996 is a wasteful number, since it uses less digits than its factorization.

2167623996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180635340 (or 180635338 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 51.

The square root of 2167623996 is about 46557.7490435266. The cubic root of 2167623996 is about 1294.1798986562.

The spelling of 2167623996 in words is "two billion, one hundred sixty-seven million, six hundred twenty-three thousand, nine hundred ninety-six".