42298073957 has 2 divisors, whose sum is σ = 42298073958. Its totient is φ = 42298073956.

The previous prime is 42298073887. The next prime is 42298074019. The reversal of 42298073957 is 75937089224.

42298073957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32428446241 + 9869627716 = 180079^2 + 99346^2 .

It is a cyclic number.

It is not a de Polignac number, because 42298073957 - 2¹⁰ = 42298072933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42298073057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21149036978 + 21149036979.

It is an arithmetic number, because the mean of its divisors is an integer number (21149036979).

Almost surely, 2^42298073957 is an apocalyptic number.

It is an amenable number.

42298073957 is a deficient number, since it is larger than the sum of its proper divisors (1).

42298073957 is an equidigital number, since it uses as much as digits as its factorization.

42298073957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7620480, while the sum is 56.

The spelling of 42298073957 in words is "forty-two billion, two hundred ninety-eight million, seventy-three thousand, nine hundred fifty-seven".