42429413597 has 2 divisors, whose sum is σ = 42429413598. Its totient is φ = 42429413596.

The previous prime is 42429413581. The next prime is 42429413639. The reversal of 42429413597 is 79531492424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38885473636 + 3543939961 = 197194^2 + 59531^2 .

It is a cyclic number.

It is not a de Polignac number, because 42429413597 - 2⁴ = 42429413581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42429413197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21214706798 + 21214706799.

It is an arithmetic number, because the mean of its divisors is an integer number (21214706799).

Almost surely, 2^42429413597 is an apocalyptic number.

It is an amenable number.

42429413597 is a deficient number, since it is larger than the sum of its proper divisors (1).

42429413597 is an equidigital number, since it uses as much as digits as its factorization.

42429413597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The spelling of 42429413597 in words is "forty-two billion, four hundred twenty-nine million, four hundred thirteen thousand, five hundred ninety-seven".