1402041442042 has 8 divisors (see below), whose sum is σ = 2142742581396. Its totient is φ = 687793914912.

The previous prime is 1402041442003. The next prime is 1402041442099. The reversal of 1402041442042 is 2402441402041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1358481160521 + 43560281521 = 1165539^2 + 208711^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1402041442042.

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, 6613402923 + ... + 6613403134.

Almost surely, 2^{1402041442042} is an apocalyptic number.

1402041442042 is a deficient number, since it is larger than the sum of its proper divisors (740701139354).

1402041442042 is a wasteful number, since it uses less digits than its factorization.

1402041442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13226806112.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 1402041442042 its reverse (2402441402041), we get a palindrome (3804482844083).

The spelling of 1402041442042 in words is "one trillion, four hundred two billion, forty-one million, four hundred forty-two thousand, forty-two".