117375661725 has 48 divisors (see below), whose sum is σ = 221840884608. Its totient is φ = 53643709440.

The previous prime is 117375661703. The next prime is 117375661763. The reversal of 117375661725 is 527166573711.

It is not a de Polignac number, because 117375661725 - 2⁹ = 117375661213 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2187417 + ... + 2240433.

It is an arithmetic number, because the mean of its divisors is an integer number (4621685096).

Almost surely, 2^117375661725 is an apocalyptic number.

117375661725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117375661725 is a deficient number, since it is larger than the sum of its proper divisors (104465222883).

117375661725 is a wasteful number, since it uses less digits than its factorization.

117375661725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57254 (or 57249 counting only the distinct ones).

The product of its digits is 1852200, while the sum is 51.

The spelling of 117375661725 in words is "one hundred seventeen billion, three hundred seventy-five million, six hundred sixty-one thousand, seven hundred twenty-five".