165043315466010 has 256 divisors, whose sum is σ = 478825014919680. Its totient is φ = 40284104232960.

The previous prime is 165043315465999. The next prime is 165043315466021. The reversal of 165043315466010 is 10664513340561.

165043315466010 is a `hidden beast` number, since 1 + 6 + 5 + 0 + 4 + 3 + 31 + 5 + 4 + 6 + 601 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (165043315465999) and next prime (165043315466021).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 361679712 + ... + 362135748.

It is an arithmetic number, because the mean of its divisors is an integer number (1870410214530).

Almost surely, 2^{165043315466010} is an apocalyptic number.

165043315466010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 165043315466010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239412507459840).

165043315466010 is an abundant number, since it is smaller than the sum of its proper divisors (313781699453670).

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

165043315466010 is a wasteful number, since it uses less digits than its factorization.

165043315466010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458238 (or 458232 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 165043315466010 in words is "one hundred sixty-five trillion, forty-three billion, three hundred fifteen million, four hundred sixty-six thousand, ten".