117191149047 has 36 divisors (see below), whose sum is σ = 207276877080. Its totient is φ = 63441820512.

The previous prime is 117191149007. The next prime is 117191149063. The reversal of 117191149047 is 740941191711.

117191149047 is a `hidden beast` number, since 1 + 1 + 71 + 91 + 1 + 490 + 4 + 7 = 666.

It is not a de Polignac number, because 117191149047 - 2⁸ = 117191148791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117191148993 and 117191149011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117191149007) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 6984768 + ... + 7001525.

It is an arithmetic number, because the mean of its divisors is an integer number (5757691030).

Almost surely, 2^117191149047 is an apocalyptic number.

117191149047 is a deficient number, since it is larger than the sum of its proper divisors (90085728033).

117191149047 is a wasteful number, since it uses less digits than its factorization.

117191149047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13986332 (or 13986322 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 45.

The spelling of 117191149047 in words is "one hundred seventeen billion, one hundred ninety-one million, one hundred forty-nine thousand, forty-seven".