342042575057 has 4 divisors (see below), whose sum is σ = 342043920180. Its totient is φ = 342041229936.

The previous prime is 342042575053. The next prime is 342042575099. The reversal of 342042575057 is 750575240243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 750575240243 = 271 ⋅2769650333.

It can be written as a sum of positive squares in 2 ways, for example, as 44402496961 + 297640078096 = 210719^2 + 545564^2 .

It is a cyclic number.

It is not a de Polignac number, because 342042575057 - 2² = 342042575053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342042574999 and 342042575017.

It is not an unprimeable number, because it can be changed into a prime (342042575051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161882 + ... + 842787.

It is an arithmetic number, because the mean of its divisors is an integer number (85510980045).

Almost surely, 2^342042575057 is an apocalyptic number.

It is an amenable number.

342042575057 is a deficient number, since it is larger than the sum of its proper divisors (1345123).

342042575057 is a wasteful number, since it uses less digits than its factorization.

342042575057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345122.

The product of its (nonzero) digits is 1176000, while the sum is 44.

The spelling of 342042575057 in words is "three hundred forty-two billion, forty-two million, five hundred seventy-five thousand, fifty-seven".