342694526861 has 4 divisors (see below), whose sum is σ = 343118130300. Its totient is φ = 342270923424.

The previous prime is 342694526791. The next prime is 342694526869. The reversal of 342694526861 is 168625496243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 168625496243 = 23633 ⋅7135171.

It can be written as a sum of positive squares in 2 ways, for example, as 187138434025 + 155556092836 = 432595^2 + 394406^2 .

It is a cyclic number.

It is not a de Polignac number, because 342694526861 - 2²² = 342690332557 is a prime.

It is a super-3 number, since 3×342694526861³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342694526797 and 342694526806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342694526869) 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, 211800506 + ... + 211802123.

It is an arithmetic number, because the mean of its divisors is an integer number (85779532575).

Almost surely, 2^342694526861 is an apocalyptic number.

It is an amenable number.

342694526861 is a deficient number, since it is larger than the sum of its proper divisors (423603439).

342694526861 is an equidigital number, since it uses as much as digits as its factorization.

342694526861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423603438.

The product of its digits is 14929920, while the sum is 56.

The spelling of 342694526861 in words is "three hundred forty-two billion, six hundred ninety-four million, five hundred twenty-six thousand, eight hundred sixty-one".