5172165340654 has 8 divisors (see below), whose sum is σ = 8355036319560. Its totient is φ = 2387153234136.

The previous prime is 5172165340637. The next prime is 5172165340669. The reversal of 5172165340654 is 4560435612715.

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

It is a super-2 number, since 2×5172165340654² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5172165340598 and 5172165340607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99464718064 + ... + 99464718115.

It is an arithmetic number, because the mean of its divisors is an integer number (1044379539945).

Almost surely, 2^{5172165340654} is an apocalyptic number.

5172165340654 is a deficient number, since it is larger than the sum of its proper divisors (3182870978906).

5172165340654 is a wasteful number, since it uses less digits than its factorization.

5172165340654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198929436194.

The product of its (nonzero) digits is 3024000, while the sum is 49.

The spelling of 5172165340654 in words is "five trillion, one hundred seventy-two billion, one hundred sixty-five million, three hundred forty thousand, six hundred fifty-four".