342031261661 has 8 divisors (see below), whose sum is σ = 351470462904. Its totient is φ = 332602329600.

The previous prime is 342031261571. The next prime is 342031261667. The reversal of 342031261661 is 166162130243.

It can be written as a sum of positive squares in 4 ways, for example, as 11814385636 + 330216876025 = 108694^2 + 574645^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 342031261661 - 2¹⁴ = 342031245277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342031261667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2499740 + ... + 2633013.

It is an arithmetic number, because the mean of its divisors is an integer number (43933807863).

Almost surely, 2^342031261661 is an apocalyptic number.

It is an amenable number.

342031261661 is a deficient number, since it is larger than the sum of its proper divisors (9439201243).

342031261661 is a wasteful number, since it uses less digits than its factorization.

342031261661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5134591.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 342031261661 in words is "three hundred forty-two billion, thirty-one million, two hundred sixty-one thousand, six hundred sixty-one".