1340341424452 has 12 divisors (see below), whose sum is σ = 2351039717376. Its totient is φ = 668615790920.

The previous prime is 1340341424441. The next prime is 1340341424459. The reversal of 1340341424452 is 2544241430431.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1340341424459) 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, 388728388 + ... + 388731835.

It is an arithmetic number, because the mean of its divisors is an integer number (195919976448).

Almost surely, 2^{1340341424452} is an apocalyptic number.

It is an amenable number.

1340341424452 is a deficient number, since it is larger than the sum of its proper divisors (1010698292924).

1340341424452 is a wasteful number, since it uses less digits than its factorization.

1340341424452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777460658 (or 777460656 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 1340341424452 its reverse (2544241430431), we get a palindrome (3884582854883).

The spelling of 1340341424452 in words is "one trillion, three hundred forty billion, three hundred forty-one million, four hundred twenty-four thousand, four hundred fifty-two".