1195158506112 has 128 divisors (see below), whose sum is σ = 3734870515200. Its totient is φ = 374951669760.

The previous prime is 1195158506099. The next prime is 1195158506117. The reversal of 1195158506112 is 2116058515911.

1195158506112 is a `hidden beast` number, since 1 + 1 + 9 + 5 + 1 + 585 + 0 + 61 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (1195158506117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10112464 + ... + 10229967.

It is an arithmetic number, because the mean of its divisors is an integer number (29178675900).

Almost surely, 2^{1195158506112} is an apocalyptic number.

1195158506112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1195158506112 is an abundant number, since it is smaller than the sum of its proper divisors (2539712009088).

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

1195158506112 is a wasteful number, since it uses less digits than its factorization.

1195158506112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20342471 (or 20342453 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 45.

The spelling of 1195158506112 in words is "one trillion, one hundred ninety-five billion, one hundred fifty-eight million, five hundred six thousand, one hundred twelve".