42357267310109 has 2 divisors, whose sum is σ = 42357267310110. Its totient is φ = 42357267310108.

The previous prime is 42357267310027. The next prime is 42357267310121. The reversal of 42357267310109 is 90101376275324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32539209619225 + 9818057690884 = 5704315^2 + 3133378^2 .

It is a cyclic number.

It is not a de Polignac number, because 42357267310109 - 2²⁰ = 42357266261533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42357267310139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21178633655054 + 21178633655055.

It is an arithmetic number, because the mean of its divisors is an integer number (21178633655055).

Almost surely, 2^{42357267310109} is an apocalyptic number.

It is an amenable number.

42357267310109 is a deficient number, since it is larger than the sum of its proper divisors (1).

42357267310109 is an equidigital number, since it uses as much as digits as its factorization.

42357267310109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 42357267310109 in words is "forty-two trillion, three hundred fifty-seven billion, two hundred sixty-seven million, three hundred ten thousand, one hundred nine".