1340402030404 has 24 divisors (see below), whose sum is σ = 2449463300928. Its totient is φ = 640597578720.

The previous prime is 1340402030333. The next prime is 1340402030413. The reversal of 1340402030404 is 4040302040431.

It is a super-2 number, since 2×1340402030404² (a number of 25 digits) contains 22 as substring.

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, 5147962 + ... + 5402065.

It is an arithmetic number, because the mean of its divisors is an integer number (102060970872).

Almost surely, 2^{1340402030404} is an apocalyptic number.

It is an amenable number.

1340402030404 is a deficient number, since it is larger than the sum of its proper divisors (1109061270524).

1340402030404 is a wasteful number, since it uses less digits than its factorization.

1340402030404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10551435 (or 10551433 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 1340402030404 its reverse (4040302040431), we get a palindrome (5380704070835).

The spelling of 1340402030404 in words is "one trillion, three hundred forty billion, four hundred two million, thirty thousand, four hundred four".