2179209109132 has 48 divisors (see below), whose sum is σ = 4213458883872. Its totient is φ = 977962926080.

The previous prime is 2179209109127. The next prime is 2179209109163. The reversal of 2179209109132 is 2319019029712.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425088 + ... + 2130520.

It is an arithmetic number, because the mean of its divisors is an integer number (87780393414).

Almost surely, 2^{2179209109132} is an apocalyptic number.

2179209109132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2179209109132 is a deficient number, since it is larger than the sum of its proper divisors (2034249774740).

2179209109132 is a wasteful number, since it uses less digits than its factorization.

2179209109132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705818 (or 1705816 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 46.

The spelling of 2179209109132 in words is "two trillion, one hundred seventy-nine billion, two hundred nine million, one hundred nine thousand, one hundred thirty-two".