1946449182242 has 8 divisors (see below), whose sum is σ = 2921787951132. Its totient is φ = 972519865200.

The previous prime is 1946449182241. The next prime is 1946449182263. The reversal of 1946449182242 is 2422819446491.

It can be written as a sum of positive squares in 2 ways, for example, as 1935941087161 + 10508095081 = 1391381^2 + 102509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1946449182241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352359509 + ... + 352365032.

Almost surely, 2^{1946449182242} is an apocalyptic number.

1946449182242 is a deficient number, since it is larger than the sum of its proper divisors (975338768890).

1946449182242 is a wasteful number, since it uses less digits than its factorization.

1946449182242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704725924.

The product of its digits is 7962624, while the sum is 56.

The spelling of 1946449182242 in words is "one trillion, nine hundred forty-six billion, four hundred forty-nine million, one hundred eighty-two thousand, two hundred forty-two".