1172796371000 has 64 divisors (see below), whose sum is σ = 2832870792960. Its totient is φ = 453985680000.

The previous prime is 1172796370931. The next prime is 1172796371003. The reversal of 1172796371000 is 1736972711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1172796371003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18885071 + ... + 18947070.

It is an arithmetic number, because the mean of its divisors is an integer number (44263606140).

Almost surely, 2^{1172796371000} is an apocalyptic number.

1172796371000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1172796371000 is an abundant number, since it is smaller than the sum of its proper divisors (1660074421960).

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

1172796371000 is a wasteful number, since it uses less digits than its factorization.

1172796371000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37832193 (or 37832179 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 44.

The spelling of 1172796371000 in words is "one trillion, one hundred seventy-two billion, seven hundred ninety-six million, three hundred seventy-one thousand".