42300435157 has 2 divisors, whose sum is σ = 42300435158. Its totient is φ = 42300435156.

The previous prime is 42300435139. The next prime is 42300435169. The reversal of 42300435157 is 75153400324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32719744996 + 9580690161 = 180886^2 + 97881^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42300435157 is a prime.

It is a super-2 number, since 2×42300435157² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42300435187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21150217578 + 21150217579.

It is an arithmetic number, because the mean of its divisors is an integer number (21150217579).

Almost surely, 2^42300435157 is an apocalyptic number.

It is an amenable number.

42300435157 is a deficient number, since it is larger than the sum of its proper divisors (1).

42300435157 is an equidigital number, since it uses as much as digits as its factorization.

42300435157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 42300435157 in words is "forty-two billion, three hundred million, four hundred thirty-five thousand, one hundred fifty-seven".