83117751342645 has 8 divisors (see below), whose sum is σ = 132988402148256. Its totient is φ = 44329467382736.

The previous prime is 83117751342601. The next prime is 83117751342671. The reversal of 83117751342645 is 54624315771138.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83117751342645 - 2⁷ = 83117751342517 is a prime.

It is a super-3 number, since 3×83117751342645³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2770591711407 + ... + 2770591711436.

It is an arithmetic number, because the mean of its divisors is an integer number (16623550268532).

Almost surely, 2^{83117751342645} is an apocalyptic number.

It is an amenable number.

83117751342645 is a deficient number, since it is larger than the sum of its proper divisors (49870650805611).

83117751342645 is a wasteful number, since it uses less digits than its factorization.

83117751342645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5541183422851.

The product of its digits is 16934400, while the sum is 57.

The spelling of 83117751342645 in words is "eighty-three trillion, one hundred seventeen billion, seven hundred fifty-one million, three hundred forty-two thousand, six hundred forty-five".