42001252053073 has 2 divisors, whose sum is σ = 42001252053074. Its totient is φ = 42001252053072.

The previous prime is 42001252053029. The next prime is 42001252053113. The reversal of 42001252053073 is 37035025210024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23824092666049 + 18177159387024 = 4880993^2 + 4263468^2 .

It is a cyclic number.

It is not a de Polignac number, because 42001252053073 - 2⁴¹ = 39802228797521 is a prime.

It is not a weakly prime, because it can be changed into another prime (42001252050073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21000626026536 + 21000626026537.

It is an arithmetic number, because the mean of its divisors is an integer number (21000626026537).

Almost surely, 2^{42001252053073} is an apocalyptic number.

It is an amenable number.

42001252053073 is a deficient number, since it is larger than the sum of its proper divisors (1).

42001252053073 is an equidigital number, since it uses as much as digits as its factorization.

42001252053073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 34.

Adding to 42001252053073 its reverse (37035025210024), we get a palindrome (79036277263097).

The spelling of 42001252053073 in words is "forty-two trillion, one billion, two hundred fifty-two million, fifty-three thousand, seventy-three".