1340042403410 has 32 divisors (see below), whose sum is σ = 2554056645120. Its totient is φ = 504468087552.

The previous prime is 1340042403407. The next prime is 1340042403421. The reversal of 1340042403410 is 143042400431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340042403410.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5066057 + ... + 5324003.

It is an arithmetic number, because the mean of its divisors is an integer number (79814270160).

Almost surely, 2^{1340042403410} is an apocalyptic number.

1340042403410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340042403410 is a deficient number, since it is larger than the sum of its proper divisors (1214014241710).

1340042403410 is a wasteful number, since it uses less digits than its factorization.

1340042403410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288530.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1340042403410 its reverse (143042400431), we get a palindrome (1483084803841).

The spelling of 1340042403410 in words is "one trillion, three hundred forty billion, forty-two million, four hundred three thousand, four hundred ten".