42417065916 has 18 divisors (see below), whose sum is σ = 107220916712. Its totient is φ = 14139021960.

The previous prime is 42417065909. The next prime is 42417065917. The reversal of 42417065916 is 61956071424.

42417065916 is a `hidden beast` number, since 42 + 4 + 17 + 0 + 6 + 591 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42417065917) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 589125880 + ... + 589125951.

Almost surely, 2^42417065916 is an apocalyptic number.

It is an amenable number.

42417065916 is an abundant number, since it is smaller than the sum of its proper divisors (64803850796).

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

42417065916 is a wasteful number, since it uses less digits than its factorization.

42417065916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178251841 (or 1178251836 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 42417065916 in words is "forty-two billion, four hundred seventeen million, sixty-five thousand, nine hundred sixteen".