165146461101366 has 32 divisors (see below), whose sum is σ = 331020430326240. Its totient is φ = 54927572484096.

The previous prime is 165146461101361. The next prime is 165146461101437. The reversal of 165146461101366 is 663101164641561.

It is a super-2 number, since 2×165146461101366² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165146461101361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208350150 + ... + 209141286.

It is an arithmetic number, because the mean of its divisors is an integer number (10344388447695).

Almost surely, 2^{165146461101366} is an apocalyptic number.

165146461101366 is an abundant number, since it is smaller than the sum of its proper divisors (165873969224874).

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

165146461101366 is a wasteful number, since it uses less digits than its factorization.

165146461101366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867728.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 165146461101366 in words is "one hundred sixty-five trillion, one hundred forty-six billion, four hundred sixty-one million, one hundred one thousand, three hundred sixty-six".