1340034550042 has 16 divisors (see below), whose sum is σ = 2032688385000. Its totient is φ = 662472138240.

The previous prime is 1340034549991. The next prime is 1340034550093. The reversal of 1340034550042 is 2400554300431.

It is an interprime number because it is at equal distance from previous prime (1340034549991) and next prime (1340034550093).

It can be written as a sum of positive squares in 4 ways, for example, as 1328281605121 + 11752944921 = 1152511^2 + 108411^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1340034549986 and 1340034550013.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9766192 + ... + 9902452.

Almost surely, 2^{1340034550042} is an apocalyptic number.

1340034550042 is a deficient number, since it is larger than the sum of its proper divisors (692653834958).

1340034550042 is a wasteful number, since it uses less digits than its factorization.

1340034550042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191601.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 1340034550042 its reverse (2400554300431), we get a palindrome (3740588850473).

The spelling of 1340034550042 in words is "one trillion, three hundred forty billion, thirty-four million, five hundred fifty thousand, forty-two".