165463386660 has 480 divisors, whose sum is σ = 612669657600. Its totient is φ = 36853263360.

The previous prime is 165463386659. The next prime is 165463386677. The reversal of 165463386660 is 66683364561.

165463386660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is a junction number, because it is equal to n+sod(n) for n = 165463386597 and 165463386606.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 53048581 + ... + 53051699.

It is an arithmetic number, because the mean of its divisors is an integer number (1276395120).

Almost surely, 2^165463386660 is an apocalyptic number.

165463386660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165463386660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306334828800).

165463386660 is an abundant number, since it is smaller than the sum of its proper divisors (447206270940).

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

165463386660 is a wasteful number, since it uses less digits than its factorization.

165463386660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3393 (or 3382 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 165463386660 in words is "one hundred sixty-five billion, four hundred sixty-three million, three hundred eighty-six thousand, six hundred sixty".