116489021997 has 8 divisors (see below), whose sum is σ = 160328976640. Its totient is φ = 75154207680.

The previous prime is 116489021993. The next prime is 116489022007. The reversal of 116489021997 is 799120984611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116489021997 - 2² = 116489021993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116489021993) 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, 626284972 + ... + 626285157.

It is an arithmetic number, because the mean of its divisors is an integer number (20041122080).

Almost surely, 2^116489021997 is an apocalyptic number.

It is an amenable number.

116489021997 is a deficient number, since it is larger than the sum of its proper divisors (43839954643).

116489021997 is a wasteful number, since it uses less digits than its factorization.

116489021997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252570163.

The product of its (nonzero) digits is 1959552, while the sum is 57.

The spelling of 116489021997 in words is "one hundred sixteen billion, four hundred eighty-nine million, twenty-one thousand, nine hundred ninety-seven".