7165489716 has 504 divisors, whose sum is σ = 24617367936. Its totient is φ = 1802787840.

The previous prime is 7165489711. The next prime is 7165489729. The reversal of 7165489716 is 6179845617.

7165489716 is a `hidden beast` number, since 7 + 1 + 6 + 548 + 97 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7165489711) by changing a digit.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 73870980 + ... + 73871076.

It is an arithmetic number, because the mean of its divisors is an integer number (48843984).

Almost surely, 2^7165489716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7165489716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12308683968).

7165489716 is an abundant number, since it is smaller than the sum of its proper divisors (17451878220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7165489716 is a wasteful number, since it uses less digits than its factorization.

7165489716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 167 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 54.

The square root of 7165489716 is about 84649.2156844941. The cubic root of 7165489716 is about 1927.8887053890. Note that the first 3 decimals are identical.

The spelling of 7165489716 in words is "seven billion, one hundred sixty-five million, four hundred eighty-nine thousand, seven hundred sixteen".