42516456541 has 8 divisors (see below), whose sum is σ = 48196793120. Its totient is φ = 37180382832.

The previous prime is 42516456533. The next prime is 42516456557. The reversal of 42516456541 is 14565461524.

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 42516456541 - 2³ = 42516456533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42516456511) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 86065455 + ... + 86065948.

It is an arithmetic number, because the mean of its divisors is an integer number (6024599140).

Almost surely, 2^42516456541 is an apocalyptic number.

It is an amenable number.

42516456541 is a deficient number, since it is larger than the sum of its proper divisors (5680336579).

42516456541 is a wasteful number, since it uses less digits than its factorization.

42516456541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172131435.

The product of its digits is 576000, while the sum is 43.

The spelling of 42516456541 in words is "forty-two billion, five hundred sixteen million, four hundred fifty-six thousand, five hundred forty-one".