427350042331 has 2 divisors, whose sum is σ = 427350042332. Its totient is φ = 427350042330.

The previous prime is 427350042323. The next prime is 427350042373. The reversal of 427350042331 is 133240053724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427350042331 - 2³ = 427350042323 is a prime.

It is a super-2 number, since 2×427350042331² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (427350042631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213675021165 + 213675021166.

It is an arithmetic number, because the mean of its divisors is an integer number (213675021166).

Almost surely, 2^427350042331 is an apocalyptic number.

427350042331 is a deficient number, since it is larger than the sum of its proper divisors (1).

427350042331 is an equidigital number, since it uses as much as digits as its factorization.

427350042331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 34.

The spelling of 427350042331 in words is "four hundred twenty-seven billion, three hundred fifty million, forty-two thousand, three hundred thirty-one".