117203655447 has 12 divisors (see below), whose sum is σ = 169297272144. Its totient is φ = 78134338080.

The previous prime is 117203655433. The next prime is 117203655451. The reversal of 117203655447 is 744556302711.

117203655447 is a `hidden beast` number, since 1 + 1 + 7 + 20 + 36 + 554 + 47 = 666.

It is not a de Polignac number, because 117203655447 - 2⁶ = 117203655383 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117203655427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 682363 + ... + 836675.

It is an arithmetic number, because the mean of its divisors is an integer number (14108106012).

Almost surely, 2^117203655447 is an apocalyptic number.

117203655447 is a deficient number, since it is larger than the sum of its proper divisors (52093616697).

117203655447 is a wasteful number, since it uses less digits than its factorization.

117203655447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238710 (or 238707 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 117203655447 in words is "one hundred seventeen billion, two hundred three million, six hundred fifty-five thousand, four hundred forty-seven".