1194218396832 has 48 divisors (see below), whose sum is σ = 3134879792352. Its totient is φ = 398065624320.

The previous prime is 1194218396831. The next prime is 1194218396887. The reversal of 1194218396832 is 2386938124911.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1194218396831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9616158 + ... + 9739554.

It is an arithmetic number, because the mean of its divisors is an integer number (65309995674).

Almost surely, 2^{1194218396832} is an apocalyptic number.

1194218396832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1194218396832 is an abundant number, since it is smaller than the sum of its proper divisors (1940661395520).

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

1194218396832 is a wasteful number, since it uses less digits than its factorization.

1194218396832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224221 (or 224213 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 57.

The spelling of 1194218396832 in words is "one trillion, one hundred ninety-four billion, two hundred eighteen million, three hundred ninety-six thousand, eight hundred thirty-two".