1340474668134 has 16 divisors (see below), whose sum is σ = 3063942098688. Its totient is φ = 382992762312.

The previous prime is 1340474668109. The next prime is 1340474668157. The reversal of 1340474668134 is 4318664740431.

It is a congruent number.

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, 15958031722 + ... + 15958031805.

It is an arithmetic number, because the mean of its divisors is an integer number (191496381168).

Almost surely, 2^{1340474668134} is an apocalyptic number.

1340474668134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1340474668134 is an abundant number, since it is smaller than the sum of its proper divisors (1723467430554).

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

1340474668134 is a wasteful number, since it uses less digits than its factorization.

1340474668134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31916063539.

The product of its (nonzero) digits is 4644864, while the sum is 51.

The spelling of 1340474668134 in words is "one trillion, three hundred forty billion, four hundred seventy-four million, six hundred sixty-eight thousand, one hundred thirty-four".