2196761830912 has 160 divisors (see below), whose sum is σ = 4920730008480. Its totient is φ = 970935828480.

The previous prime is 2196761830909. The next prime is 2196761830951. The reversal of 2196761830912 is 2190381676912.

It is a happy number.

It is a congruent number.

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, 582848164 + ... + 582851932.

It is an arithmetic number, because the mean of its divisors is an integer number (30754562553).

Almost surely, 2^{2196761830912} is an apocalyptic number.

2196761830912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2196761830912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2460365004240).

2196761830912 is an abundant number, since it is smaller than the sum of its proper divisors (2723968177568).

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

2196761830912 is a wasteful number, since it uses less digits than its factorization.

2196761830912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6632 (or 6616 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 55.

The spelling of 2196761830912 in words is "two trillion, one hundred ninety-six billion, seven hundred sixty-one million, eight hundred thirty thousand, nine hundred twelve".