4012548819322 has 4 divisors (see below), whose sum is σ = 6018823228986. Its totient is φ = 2006274409660.

The previous prime is 4012548819289. The next prime is 4012548819341. The reversal of 4012548819322 is 2239188452104.

4012548819322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2703357467721 + 1309191351601 = 1644189^2 + 1144199^2 .

It is a super-2 number, since 2×4012548819322² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003137204829 + ... + 1003137204832.

Almost surely, 2^{4012548819322} is an apocalyptic number.

4012548819322 is a deficient number, since it is larger than the sum of its proper divisors (2006274409664).

4012548819322 is a wasteful number, since it uses less digits than its factorization.

4012548819322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006274409663.

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 4012548819322 in words is "four trillion, twelve billion, five hundred forty-eight million, eight hundred nineteen thousand, three hundred twenty-two".