7212383847344 has 20 divisors (see below), whose sum is σ = 15048916297296. Its totient is φ = 3328792544832.

The previous prime is 7212383847337. The next prime is 7212383847391. The reversal of 7212383847344 is 4437483832127.

It is a happy number.

It is a super-2 number, since 2×7212383847344² (a number of 27 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 7212383847344.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17337460964 + ... + 17337461379.

Almost surely, 2^{7212383847344} is an apocalyptic number.

It is an amenable number.

7212383847344 is an abundant number, since it is smaller than the sum of its proper divisors (7836532449952).

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

7212383847344 is a wasteful number, since it uses less digits than its factorization.

7212383847344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34674922364 (or 34674922358 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 56.

The spelling of 7212383847344 in words is "seven trillion, two hundred twelve billion, three hundred eighty-three million, eight hundred forty-seven thousand, three hundred forty-four".