42397905275107 has 2 divisors, whose sum is σ = 42397905275108. Its totient is φ = 42397905275106.

The previous prime is 42397905275093. The next prime is 42397905275119. The reversal of 42397905275107 is 70157250979324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42397905275107 is a prime.

It is a super-2 number, since 2×42397905275107² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42397905275137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21198952637553 + 21198952637554.

It is an arithmetic number, because the mean of its divisors is an integer number (21198952637554).

Almost surely, 2^{42397905275107} is an apocalyptic number.

42397905275107 is a deficient number, since it is larger than the sum of its proper divisors (1).

42397905275107 is an equidigital number, since it uses as much as digits as its factorization.

42397905275107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33339600, while the sum is 61.

The spelling of 42397905275107 in words is "forty-two trillion, three hundred ninety-seven billion, nine hundred five million, two hundred seventy-five thousand, one hundred seven".