117588949925 has 12 divisors (see below), whose sum is σ = 145815969636. Its totient is φ = 94067500800.

The previous prime is 117588949921. The next prime is 117588949927. The reversal of 117588949925 is 529949885711.

It can be written as a sum of positive squares in 6 ways, for example, as 9035833249 + 108553116676 = 95057^2 + 329474^2 .

It is not a de Polignac number, because 117588949925 - 2² = 117588949921 is a prime.

It is a super-2 number, since 2×117588949925² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117588949921) 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, 697517 + ... + 849533.

It is an arithmetic number, because the mean of its divisors is an integer number (12151330803).

Almost surely, 2^117588949925 is an apocalyptic number.

It is an amenable number.

117588949925 is a deficient number, since it is larger than the sum of its proper divisors (28227019711).

117588949925 is a wasteful number, since it uses less digits than its factorization.

117588949925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182968 (or 182963 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 68.

The spelling of 117588949925 in words is "one hundred seventeen billion, five hundred eighty-eight million, nine hundred forty-nine thousand, nine hundred twenty-five".