117208388372 has 6 divisors (see below), whose sum is σ = 205114679658. Its totient is φ = 58604194184.

The previous prime is 117208388333. The next prime is 117208388459. The reversal of 117208388372 is 273883802711.

It can be written as a sum of positive squares in only one way, i.e., 107960873476 + 9247514896 = 328574^2 + 96164^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 117208388372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14651048543 + ... + 14651048550.

It is an arithmetic number, because the mean of its divisors is an integer number (34185779943).

Almost surely, 2^117208388372 is an apocalyptic number.

It is an amenable number.

117208388372 is a deficient number, since it is larger than the sum of its proper divisors (87906291286).

117208388372 is a wasteful number, since it uses less digits than its factorization.

117208388372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29302097097 (or 29302097095 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 50.

The spelling of 117208388372 in words is "one hundred seventeen billion, two hundred eight million, three hundred eighty-eight thousand, three hundred seventy-two".