342143253156105 has 160 divisors (see below), whose sum is σ = 702055482226560. Its totient is φ = 158306025093120.

The previous prime is 342143253156073. The next prime is 342143253156113. The reversal of 342143253156105 is 501651352341243.

342143253156105 is a `hidden beast` number, since 3 + 4 + 2 + 1 + 4 + 3 + 2 + 531 + 5 + 6 + 105 = 666.

It is not a de Polignac number, because 342143253156105 - 2⁵ = 342143253156073 is a prime.

It is a super-3 number, since 3×342143253156105³ (a number of 45 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 30504091 + ... + 40184400.

It is an arithmetic number, because the mean of its divisors is an integer number (4387846763916).

Almost surely, 2^{342143253156105} is an apocalyptic number.

It is an amenable number.

342143253156105 is an abundant number, since it is smaller than the sum of its proper divisors (359912229070455).

342143253156105 is a wasteful number, since it uses less digits than its factorization.

342143253156105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70688581 (or 70688572 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 342143253156105 in words is "three hundred forty-two trillion, one hundred forty-three billion, two hundred fifty-three million, one hundred fifty-six thousand, one hundred five".