42486565657 has 8 divisors (see below), whose sum is σ = 42650668800. Its totient is φ = 42322652304.

The previous prime is 42486565637. The next prime is 42486565663. The reversal of 42486565657 is 75656568424.

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 42486565657 - 2²⁷ = 42352347929 is a prime.

It is a super-2 number, since 2×42486565657² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42486565637) 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, 409594 + ... + 502732.

It is an arithmetic number, because the mean of its divisors is an integer number (5331333600).

Almost surely, 2^42486565657 is an apocalyptic number.

It is an amenable number.

42486565657 is a deficient number, since it is larger than the sum of its proper divisors (164103143).

42486565657 is a wasteful number, since it uses less digits than its factorization.

42486565657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94895.

The product of its digits is 48384000, while the sum is 58.

The spelling of 42486565657 in words is "forty-two billion, four hundred eighty-six million, five hundred sixty-five thousand, six hundred fifty-seven".