42152010073 has 2 divisors, whose sum is σ = 42152010074. Its totient is φ = 42152010072.

The previous prime is 42152010071. The next prime is 42152010127. The reversal of 42152010073 is 37001025124.

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., 42151374864 + 635209 = 205308^2 + 797^2 .

It is a cyclic number.

It is not a de Polignac number, because 42152010073 - 2¹ = 42152010071 is a prime.

Together with 42152010071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42152010071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21076005036 + 21076005037.

It is an arithmetic number, because the mean of its divisors is an integer number (21076005037).

Almost surely, 2^42152010073 is an apocalyptic number.

It is an amenable number.

42152010073 is a deficient number, since it is larger than the sum of its proper divisors (1).

42152010073 is an equidigital number, since it uses as much as digits as its factorization.

42152010073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 25.

Adding to 42152010073 its reverse (37001025124), we get a palindrome (79153035197).

The spelling of 42152010073 in words is "forty-two billion, one hundred fifty-two million, ten thousand, seventy-three".