117609977390 has 16 divisors (see below), whose sum is σ = 222839957520. Its totient is φ = 44567991360.

The previous prime is 117609977339. The next prime is 117609977411. The reversal of 117609977390 is 93779906711.

It is a super-2 number, since 2×117609977390² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309499751 + ... + 309500130.

It is an arithmetic number, because the mean of its divisors is an integer number (13927497345).

Almost surely, 2^117609977390 is an apocalyptic number.

117609977390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117609977390 is a deficient number, since it is larger than the sum of its proper divisors (105229980130).

117609977390 is a wasteful number, since it uses less digits than its factorization.

117609977390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618999907.

The product of its (nonzero) digits is 4500846, while the sum is 59.

The spelling of 117609977390 in words is "one hundred seventeen billion, six hundred nine million, nine hundred seventy-seven thousand, three hundred ninety".