1172112177248 has 48 divisors (see below), whose sum is σ = 2432803403520. Its totient is φ = 554352713856.

The previous prime is 1172112177211. The next prime is 1172112177277. The reversal of 1172112177248 is 8427712112711.

It is a junction number, because it is equal to n+sod(n) for n = 1172112177199 and 1172112177208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1096436 + ... + 1883187.

It is an arithmetic number, because the mean of its divisors is an integer number (50683404240).

Almost surely, 2^{1172112177248} is an apocalyptic number.

It is an amenable number.

1172112177248 is an abundant number, since it is smaller than the sum of its proper divisors (1260691226272).

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

1172112177248 is a wasteful number, since it uses less digits than its factorization.

1172112177248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2980299 (or 2980291 counting only the distinct ones).

The product of its digits is 87808, while the sum is 44.

Adding to 1172112177248 its reverse (8427712112711), we get a palindrome (9599824289959).

The spelling of 1172112177248 in words is "one trillion, one hundred seventy-two billion, one hundred twelve million, one hundred seventy-seven thousand, two hundred forty-eight".