42867706331 has 2 divisors, whose sum is σ = 42867706332. Its totient is φ = 42867706330.

The previous prime is 42867706327. The next prime is 42867706339. The reversal of 42867706331 is 13360776824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42867706331 - 2² = 42867706327 is a prime.

It is a super-2 number, since 2×42867706331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42867706339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21433853165 + 21433853166.

It is an arithmetic number, because the mean of its divisors is an integer number (21433853166).

Almost surely, 2^42867706331 is an apocalyptic number.

42867706331 is a deficient number, since it is larger than the sum of its proper divisors (1).

42867706331 is an equidigital number, since it uses as much as digits as its factorization.

42867706331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 42867706331 in words is "forty-two billion, eight hundred sixty-seven million, seven hundred six thousand, three hundred thirty-one".