617225336142 has 16 divisors (see below), whose sum is σ = 1246672957392. Its totient is φ = 203704731200.

The previous prime is 617225336129. The next prime is 617225336153. The reversal of 617225336142 is 241633522716.

It is a junction number, because it is equal to n+sod(n) for n = 617225336094 and 617225336103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509261223 + ... + 509262434.

It is an arithmetic number, because the mean of its divisors is an integer number (77917059837).

Almost surely, 2^617225336142 is an apocalyptic number.

617225336142 is an abundant number, since it is smaller than the sum of its proper divisors (629447621250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

617225336142 is a wasteful number, since it uses less digits than its factorization.

617225336142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018523763.

The product of its digits is 362880, while the sum is 42.

Adding to 617225336142 its reverse (241633522716), we get a palindrome (858858858858).

The spelling of 617225336142 in words is "six hundred seventeen billion, two hundred twenty-five million, three hundred thirty-six thousand, one hundred forty-two".