117228172996 has 81 divisors (see below), whose sum is σ = 229550382957. Its totient is φ = 52343971680.

The previous prime is 117228172991. The next prime is 117228173003. The reversal of 117228172996 is 699271822711.

The square root of 117228172996 is 342386.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 114859988100 + 2368184896 = 338910^2 + 48664^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117228172991) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 595066770 + ... + 595066966.

Almost surely, 2^117228172996 is an apocalyptic number.

117228172996 is the 342386-th square number.

It is an amenable number.

117228172996 is a deficient number, since it is larger than the sum of its proper divisors (112322209961).

117228172996 is an equidigital number, since it uses as much as digits as its factorization.

117228172996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 289 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 55.

The spelling of 117228172996 in words is "one hundred seventeen billion, two hundred twenty-eight million, one hundred seventy-two thousand, nine hundred ninety-six".