1198806712152 has 128 divisors (see below), whose sum is σ = 3625673356800. Its totient is φ = 323014422528.

The previous prime is 1198806712151. The next prime is 1198806712183. The reversal of 1198806712152 is 2512176088911.

It is a happy number.

It is a super-2 number, since 2×1198806712152² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1198806712095 and 1198806712104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198806712151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2651673 + ... + 3070664.

It is an arithmetic number, because the mean of its divisors is an integer number (28325573100).

Almost surely, 2^{1198806712152} is an apocalyptic number.

1198806712152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1198806712152 is an abundant number, since it is smaller than the sum of its proper divisors (2426866644648).

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

1198806712152 is a wasteful number, since it uses less digits than its factorization.

1198806712152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5722425 (or 5722421 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 51.

The spelling of 1198806712152 in words is "one trillion, one hundred ninety-eight billion, eight hundred six million, seven hundred twelve thousand, one hundred fifty-two".