916149544587 has 12 divisors (see below), whose sum is σ = 1324149594040. Its totient is φ = 610386759648.

The previous prime is 916149544529. The next prime is 916149544613. The reversal of 916149544587 is 785445941619.

916149544587 is a `hidden beast` number, since 9 + 1 + 6 + 1 + 4 + 9 + 5 + 44 + 587 = 666.

916149544587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 916149544587 - 2¹⁰ = 916149543563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (916149544087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31618333 + ... + 31647294.

Almost surely, 2^916149544587 is an apocalyptic number.

916149544587 is a deficient number, since it is larger than the sum of its proper divisors (408000049453).

916149544587 is a wasteful number, since it uses less digits than its factorization.

916149544587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63267242 (or 63267239 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 63.

The spelling of 916149544587 in words is "nine hundred sixteen billion, one hundred forty-nine million, five hundred forty-four thousand, five hundred eighty-seven".