42829278937 has 2 divisors, whose sum is σ = 42829278938. Its totient is φ = 42829278936.

The previous prime is 42829278913. The next prime is 42829279007. The reversal of 42829278937 is 73987292824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40618774681 + 2210504256 = 201541^2 + 47016^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42829278937 is a prime.

It is not a weakly prime, because it can be changed into another prime (42829278907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21414639468 + 21414639469.

It is an arithmetic number, because the mean of its divisors is an integer number (21414639469).

Almost surely, 2^42829278937 is an apocalyptic number.

It is an amenable number.

42829278937 is a deficient number, since it is larger than the sum of its proper divisors (1).

42829278937 is an equidigital number, since it uses as much as digits as its factorization.

42829278937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24385536, while the sum is 61.

The spelling of 42829278937 in words is "forty-two billion, eight hundred twenty-nine million, two hundred seventy-eight thousand, nine hundred thirty-seven".