42465762617 has 8 divisors (see below), whose sum is σ = 42846913224. Its totient is φ = 42084706048.

The previous prime is 42465762611. The next prime is 42465762649. The reversal of 42465762617 is 71626756424.

It can be written as a sum of positive squares in 4 ways, for example, as 1685595136 + 40780167481 = 41056^2 + 201941^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42465762617 - 2⁶ = 42465762553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42465762611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140263 + ... + 1176915.

It is an arithmetic number, because the mean of its divisors is an integer number (5355864153).

Almost surely, 2^42465762617 is an apocalyptic number.

It is an amenable number.

42465762617 is a deficient number, since it is larger than the sum of its proper divisors (381150607).

42465762617 is a wasteful number, since it uses less digits than its factorization.

42465762617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47019.

The product of its digits is 3386880, while the sum is 50.

The spelling of 42465762617 in words is "forty-two billion, four hundred sixty-five million, seven hundred sixty-two thousand, six hundred seventeen".