899121075336 has 128 divisors (see below), whose sum is σ = 2812500172800. Its totient is φ = 263671848000.

The previous prime is 899121075331. The next prime is 899121075353. The reversal of 899121075336 is 633570121998.

899121075336 is a `hidden beast` number, since 8 + 9 + 91 + 2 + 10 + 7 + 533 + 6 = 666.

It is a super-2 number, since 2×899121075336² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (899121075331) 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 31 ways as a sum of consecutive naturals, for example, 6029860 + ... + 6177171.

It is an arithmetic number, because the mean of its divisors is an integer number (21972657600).

Almost surely, 2^899121075336 is an apocalyptic number.

It is an amenable number.

899121075336 is an abundant number, since it is smaller than the sum of its proper divisors (1913379097464).

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

899121075336 is a wasteful number, since it uses less digits than its factorization.

899121075336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12207088 (or 12207078 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 899121075336 in words is "eight hundred ninety-nine billion, one hundred twenty-one million, seventy-five thousand, three hundred thirty-six".