117735175791656 has 64 divisors (see below), whose sum is σ = 231046670764800. Its totient is φ = 56189015785728.

The previous prime is 117735175791647. The next prime is 117735175791721. The reversal of 117735175791656 is 656197571537711.

It is a self number, because there is not a number n which added to its sum of digits gives 117735175791656.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4981910 + ... + 16133498.

It is an arithmetic number, because the mean of its divisors is an integer number (3610104230700).

Almost surely, 2^{117735175791656} is an apocalyptic number.

It is an amenable number.

117735175791656 is a deficient number, since it is larger than the sum of its proper divisors (113311494973144).

117735175791656 is a wasteful number, since it uses less digits than its factorization.

117735175791656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11152338 (or 11152334 counting only the distinct ones).

The product of its digits is 291721500, while the sum is 71.

The spelling of 117735175791656 in words is "one hundred seventeen trillion, seven hundred thirty-five billion, one hundred seventy-five million, seven hundred ninety-one thousand, six hundred fifty-six".