2943879861312 has 896 divisors, whose sum is σ = 9788888524800. Its totient is φ = 861629571072.

The previous prime is 2943879861277. The next prime is 2943879861347. The reversal of 2943879861312 is 2131689783492.

2943879861312 is a `hidden beast` number, since 2 + 9 + 4 + 3 + 8 + 7 + 9 + 8 + 613 + 1 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2943879861277) and next prime (2943879861347).

It is a super-2 number, since 2×2943879861312² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2943879861312.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9589185063 + ... + 9589185369.

It is an arithmetic number, because the mean of its divisors is an integer number (10925098800).

Almost surely, 2^{2943879861312} 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 2943879861312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4894444262400).

2943879861312 is an abundant number, since it is smaller than the sum of its proper divisors (6845008663488).

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

2943879861312 is a wasteful number, since it uses less digits than its factorization.

2943879861312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600 (or 584 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 63.

The spelling of 2943879861312 in words is "two trillion, nine hundred forty-three billion, eight hundred seventy-nine million, eight hundred sixty-one thousand, three hundred twelve".