42550024039 has 2 divisors, whose sum is σ = 42550024040. Its totient is φ = 42550024038.

The previous prime is 42550024007. The next prime is 42550024073. The reversal of 42550024039 is 93042005524.

It is an a-pointer prime, because the next prime (42550024073) can be obtained adding 42550024039 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42550024039 - 2⁵ = 42550024007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42550023995 and 42550024013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42550024339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21275012019 + 21275012020.

It is an arithmetic number, because the mean of its divisors is an integer number (21275012020).

Almost surely, 2^42550024039 is an apocalyptic number.

42550024039 is a deficient number, since it is larger than the sum of its proper divisors (1).

42550024039 is an equidigital number, since it uses as much as digits as its factorization.

42550024039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 42550024039 in words is "forty-two billion, five hundred fifty million, twenty-four thousand, thirty-nine".