11958566274312 has 32 divisors (see below), whose sum is σ = 34167332212800. Its totient is φ = 3416733221184.

The previous prime is 11958566274299. The next prime is 11958566274329. The reversal of 11958566274312 is 21347266585911.

It is a super-2 number, since 2×11958566274312² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35590970887 + ... + 35590971222.

It is an arithmetic number, because the mean of its divisors is an integer number (1067729131650).

Almost surely, 2^{11958566274312} is an apocalyptic number.

11958566274312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11958566274312 is an abundant number, since it is smaller than the sum of its proper divisors (22208765938488).

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

11958566274312 is a wasteful number, since it uses less digits than its factorization.

11958566274312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71181942125 (or 71181942121 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 60.

The spelling of 11958566274312 in words is "eleven trillion, nine hundred fifty-eight billion, five hundred sixty-six million, two hundred seventy-four thousand, three hundred twelve".