42262530450251 has 2 divisors, whose sum is σ = 42262530450252. Its totient is φ = 42262530450250.

The previous prime is 42262530450227. The next prime is 42262530450263. The reversal of 42262530450251 is 15205403526224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42262530450251 - 2³⁴ = 42245350581067 is a prime.

It is a super-2 number, since 2×42262530450251² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42262530450199 and 42262530450208.

It is not a weakly prime, because it can be changed into another prime (42262530450221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21131265225125 + 21131265225126.

It is an arithmetic number, because the mean of its divisors is an integer number (21131265225126).

Almost surely, 2^{42262530450251} is an apocalyptic number.

42262530450251 is a deficient number, since it is larger than the sum of its proper divisors (1).

42262530450251 is an equidigital number, since it uses as much as digits as its factorization.

42262530450251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 42262530450251 its reverse (15205403526224), we get a palindrome (57467933976475).

The spelling of 42262530450251 in words is "forty-two trillion, two hundred sixty-two billion, five hundred thirty million, four hundred fifty thousand, two hundred fifty-one".