8465385537 has 12 divisors (see below), whose sum is σ = 13974604800. Its totient is φ = 4837363128.

The previous prime is 8465385491. The next prime is 8465385553. The reversal of 8465385537 is 7355835648.

8465385537 is a `hidden beast` number, since 84 + 6 + 5 + 3 + 8 + 553 + 7 = 666.

8465385537 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8465385537 - 2¹¹ = 8465383489 is a prime.

It is a super-3 number, since 3×8465385537³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (8465385557) 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, 67185537 + ... + 67185662.

It is an arithmetic number, because the mean of its divisors is an integer number (1164550400).

Almost surely, 2^8465385537 is an apocalyptic number.

It is an amenable number.

8465385537 is a deficient number, since it is larger than the sum of its proper divisors (5509219263).

8465385537 is a wasteful number, since it uses less digits than its factorization.

8465385537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134371212 (or 134371209 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 54.

The square root of 8465385537 is about 92007.5297842519. The cubic root of 8465385537 is about 2038.0535015840.

The spelling of 8465385537 in words is "eight billion, four hundred sixty-five million, three hundred eighty-five thousand, five hundred thirty-seven".