117658794994 has 32 divisors (see below), whose sum is σ = 192067424640. Its totient is φ = 53732581632.

The previous prime is 117658794991. The next prime is 117658795003. The reversal of 117658794994 is 499497856711.

It is not an unprimeable number, because it can be changed into a prime (117658794991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3354154 + ... + 3389050.

It is an arithmetic number, because the mean of its divisors is an integer number (6002107020).

Almost surely, 2^117658794994 is an apocalyptic number.

117658794994 is a deficient number, since it is larger than the sum of its proper divisors (74408629646).

117658794994 is a wasteful number, since it uses less digits than its factorization.

117658794994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36274.

The product of its digits is 137168640, while the sum is 70.

The spelling of 117658794994 in words is "one hundred seventeen billion, six hundred fifty-eight million, seven hundred ninety-four thousand, nine hundred ninety-four".