651716163349 has 8 divisors (see below), whose sum is σ = 680521656960. Its totient is φ = 622949837136.

The previous prime is 651716163337. The next prime is 651716163367. The reversal of 651716163349 is 943361617156.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-651716163349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 651716163296 and 651716163305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651716163389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9757834 + ... + 9824395.

It is an arithmetic number, because the mean of its divisors is an integer number (85065207120).

Almost surely, 2^651716163349 is an apocalyptic number.

It is an amenable number.

651716163349 is a deficient number, since it is larger than the sum of its proper divisors (28805493611).

651716163349 is a wasteful number, since it uses less digits than its factorization.

651716163349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19583699.

The product of its digits is 2449440, while the sum is 52.

The spelling of 651716163349 in words is "six hundred fifty-one billion, seven hundred sixteen million, one hundred sixty-three thousand, three hundred forty-nine".