899534128059 has 32 divisors (see below), whose sum is σ = 1523645460480. Its totient is φ = 513808660800.

The previous prime is 899534128043. The next prime is 899534128079. The reversal of 899534128059 is 950821435998.

899534128059 is a `hidden beast` number, since 8 + 9 + 9 + 5 + 341 + 280 + 5 + 9 = 666.

899534128059 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 899534128059 - 2⁴ = 899534128043 is a prime.

It is a super-2 number, since 2×899534128059² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 899534127987 and 899534128005.

It is not an unprimeable number, because it can be changed into a prime (899534128019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 513547 + ... + 1436244.

It is an arithmetic number, because the mean of its divisors is an integer number (47613920640).

Almost surely, 2^899534128059 is an apocalyptic number.

899534128059 is a deficient number, since it is larger than the sum of its proper divisors (624111332421).

899534128059 is a wasteful number, since it uses less digits than its factorization.

899534128059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952248 (or 1952242 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 63.

The spelling of 899534128059 in words is "eight hundred ninety-nine billion, five hundred thirty-four million, one hundred twenty-eight thousand, fifty-nine".