1340400311110 has 48 divisors (see below), whose sum is σ = 2811183594624. Its totient is φ = 458820878208.

The previous prime is 1340400311101. The next prime is 1340400311113. The reversal of 1340400311110 is 111130040431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340400311113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1914454 + ... + 2519113.

It is an arithmetic number, because the mean of its divisors is an integer number (58566324888).

Almost surely, 2^{1340400311110} is an apocalyptic number.

1340400311110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1340400311110 is an abundant number, since it is smaller than the sum of its proper divisors (1470783283514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1340400311110 is a wasteful number, since it uses less digits than its factorization.

1340400311110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4434205 (or 4434198 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1340400311110 its reverse (111130040431), we get a palindrome (1451530351541).

The spelling of 1340400311110 in words is "one trillion, three hundred forty billion, four hundred million, three hundred eleven thousand, one hundred ten".