117197899446 has 16 divisors (see below), whose sum is σ = 234420593904. Its totient is φ = 39061833984.

The previous prime is 117197899439. The next prime is 117197899447. The reversal of 117197899446 is 644998791711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117197899447) by changing a digit.

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, 971395 + ... + 1085358.

It is an arithmetic number, because the mean of its divisors is an integer number (14651287119).

Almost surely, 2^117197899446 is an apocalyptic number.

117197899446 is an abundant number, since it is smaller than the sum of its proper divisors (117222694458).

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

117197899446 is a wasteful number, since it uses less digits than its factorization.

117197899446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066255.

The product of its digits is 27433728, while the sum is 66.

The spelling of 117197899446 in words is "one hundred seventeen billion, one hundred ninety-seven million, eight hundred ninety-nine thousand, four hundred forty-six".