345134494149 has 16 divisors (see below), whose sum is σ = 476776710144. Its totient is φ = 221845748400.

The previous prime is 345134494121. The next prime is 345134494153. The reversal of 345134494149 is 941494431543.

It is not a de Polignac number, because 345134494149 - 2¹⁹ = 345133969861 is a prime.

It is a super-3 number, since 3×345134494149³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345134494249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6821889 + ... + 6872294.

It is an arithmetic number, because the mean of its divisors is an integer number (29798544384).

Almost surely, 2^345134494149 is an apocalyptic number.

It is an amenable number.

345134494149 is a deficient number, since it is larger than the sum of its proper divisors (131642215995).

345134494149 is a wasteful number, since it uses less digits than its factorization.

345134494149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13694488.

The product of its digits is 3732480, while the sum is 51.

The spelling of 345134494149 in words is "three hundred forty-five billion, one hundred thirty-four million, four hundred ninety-four thousand, one hundred forty-nine".