117162020531075 has 36 divisors (see below), whose sum is σ = 157320427578120. Its totient is φ = 86517216414720.

The previous prime is 117162020531057. The next prime is 117162020531167. The reversal of 117162020531075 is 570135020261711.

It is a de Polignac number, because none of the positive numbers 2^k-117162020531075 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 157682384 + ... + 158423666.

It is an arithmetic number, because the mean of its divisors is an integer number (4370011877170).

Almost surely, 2^{117162020531075} is an apocalyptic number.

117162020531075 is a deficient number, since it is larger than the sum of its proper divisors (40158407047045).

117162020531075 is a wasteful number, since it uses less digits than its factorization.

117162020531075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778728 (or 778710 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 41.

Adding to 117162020531075 its reverse (570135020261711), we get a palindrome (687297040792786).

The spelling of 117162020531075 in words is "one hundred seventeen trillion, one hundred sixty-two billion, twenty million, five hundred thirty-one thousand, seventy-five".