342520286851 has 2 divisors, whose sum is σ = 342520286852. Its totient is φ = 342520286850.

The previous prime is 342520286837. The next prime is 342520286957. The reversal of 342520286851 is 158682025243.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342520286851 is a prime.

It is not a weakly prime, because it can be changed into another prime (342520284851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171260143425 + 171260143426.

It is an arithmetic number, because the mean of its divisors is an integer number (171260143426).

Almost surely, 2^342520286851 is an apocalyptic number.

342520286851 is a deficient number, since it is larger than the sum of its proper divisors (1).

342520286851 is an equidigital number, since it uses as much as digits as its factorization.

342520286851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 921600, while the sum is 46.

The spelling of 342520286851 in words is "three hundred forty-two billion, five hundred twenty million, two hundred eighty-six thousand, eight hundred fifty-one".