1427283789242 has 8 divisors (see below), whose sum is σ = 2152018563636. Its totient is φ = 709944268032.

The previous prime is 1427283789181. The next prime is 1427283789247. The reversal of 1427283789242 is 2429873827241.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1427114555161 + 169234081 = 1194619^2 + 13009^2 .

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 (1427283789247) 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, 1848812813 + ... + 1848813584.

Almost surely, 2^{1427283789242} is an apocalyptic number.

1427283789242 is a deficient number, since it is larger than the sum of its proper divisors (724734774394).

1427283789242 is a wasteful number, since it uses less digits than its factorization.

1427283789242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3697626592.

The product of its digits is 21676032, while the sum is 59.

The spelling of 1427283789242 in words is "one trillion, four hundred twenty-seven billion, two hundred eighty-three million, seven hundred eighty-nine thousand, two hundred forty-two".