117352573665551 has 16 divisors (see below), whose sum is σ = 134346262616640. Its totient is φ = 100416265159680.

The previous prime is 117352573665533. The next prime is 117352573665553. The reversal of 117352573665551 is 155566375253711.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 117352573665551 - 2⁶ = 117352573665487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117352573665553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6525311 + ... + 16651871.

It is an arithmetic number, because the mean of its divisors is an integer number (8396641413540).

Almost surely, 2^{117352573665551} is an apocalyptic number.

117352573665551 is a deficient number, since it is larger than the sum of its proper divisors (16993688951089).

117352573665551 is a wasteful number, since it uses less digits than its factorization.

117352573665551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10129394.

The product of its digits is 99225000, while the sum is 62.

The spelling of 117352573665551 in words is "one hundred seventeen trillion, three hundred fifty-two billion, five hundred seventy-three million, six hundred sixty-five thousand, five hundred fifty-one".