1198608849585 has 128 divisors (see below), whose sum is σ = 2512885939200. Its totient is φ = 530666864640.

The previous prime is 1198608849577. The next prime is 1198608849617. The reversal of 1198608849585 is 5859488068911.

1198608849585 is a `hidden beast` number, since 1 + 1 + 9 + 8 + 608 + 8 + 4 + 9 + 5 + 8 + 5 = 666.

It is not a de Polignac number, because 1198608849585 - 2³ = 1198608849577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5195161 + ... + 5420969.

It is an arithmetic number, because the mean of its divisors is an integer number (19631921400).

Almost surely, 2^{1198608849585} is an apocalyptic number.

1198608849585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1198608849585 is an abundant number, since it is smaller than the sum of its proper divisors (1314277089615).

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

1198608849585 is a wasteful number, since it uses less digits than its factorization.

1198608849585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226008 (or 226002 counting only the distinct ones).

The product of its (nonzero) digits is 199065600, while the sum is 72.

The spelling of 1198608849585 in words is "one trillion, one hundred ninety-eight billion, six hundred eight million, eight hundred forty-nine thousand, five hundred eighty-five".