1349171946342 has 80 divisors (see below), whose sum is σ = 3309883129872. Its totient is φ = 407363878080.

The previous prime is 1349171946313. The next prime is 1349171946347. The reversal of 1349171946342 is 2436491719431.

It is a happy number.

1349171946342 is a `hidden beast` number, since 1 + 3 + 4 + 9 + 171 + 9 + 463 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349171946347) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 873013 + ... + 1860240.

Almost surely, 2^{1349171946342} is an apocalyptic number.

1349171946342 is an abundant number, since it is smaller than the sum of its proper divisors (1960711183530).

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

1349171946342 is a wasteful number, since it uses less digits than its factorization.

1349171946342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733555 (or 2733546 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The spelling of 1349171946342 in words is "one trillion, three hundred forty-nine billion, one hundred seventy-one million, nine hundred forty-six thousand, three hundred forty-two".