342038661287 has 2 divisors, whose sum is σ = 342038661288. Its totient is φ = 342038661286.

The previous prime is 342038661277. The next prime is 342038661317. The reversal of 342038661287 is 782166830243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342038661287 - 2³⁸ = 67160754343 is a prime.

It is a super-2 number, since 2×342038661287² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342038661277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171019330643 + 171019330644.

It is an arithmetic number, because the mean of its divisors is an integer number (171019330644).

Almost surely, 2^342038661287 is an apocalyptic number.

342038661287 is a deficient number, since it is larger than the sum of its proper divisors (1).

342038661287 is an equidigital number, since it uses as much as digits as its factorization.

342038661287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 50.

The spelling of 342038661287 in words is "three hundred forty-two billion, thirty-eight million, six hundred sixty-one thousand, two hundred eighty-seven".