842430137225 has 12 divisors (see below), whose sum is σ = 1099593021840. Its totient is φ = 638473366800.

The previous prime is 842430137207. The next prime is 842430137249. The reversal of 842430137225 is 522731034248.

It is not a de Polignac number, because 842430137225 - 2¹⁴ = 842430120841 is a prime.

It is a super-2 number, since 2×842430137225² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 886768091 + ... + 886769040.

It is an arithmetic number, because the mean of its divisors is an integer number (91632751820).

Almost surely, 2^842430137225 is an apocalyptic number.

It is an amenable number.

842430137225 is a deficient number, since it is larger than the sum of its proper divisors (257162884615).

842430137225 is a wasteful number, since it uses less digits than its factorization.

842430137225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773537160 (or 1773537155 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 842430137225 in words is "eight hundred forty-two billion, four hundred thirty million, one hundred thirty-seven thousand, two hundred twenty-five".