165246513544356 has 96 divisors (see below), whose sum is σ = 414699482308608. Its totient is φ = 51028444869120.

The previous prime is 165246513544351. The next prime is 165246513544421. The reversal of 165246513544356 is 653445315642561.

It is a happy number.

It is a super-3 number, since 3×165246513544356³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 165246513544356.

It is not an unprimeable number, because it can be changed into a prime (165246513544351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13417740 + ... + 22594883.

It is an arithmetic number, because the mean of its divisors is an integer number (4319786274048).

Almost surely, 2^{165246513544356} is an apocalyptic number.

It is an amenable number.

165246513544356 is an abundant number, since it is smaller than the sum of its proper divisors (249452968764252).

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

165246513544356 is a wasteful number, since it uses less digits than its factorization.

165246513544356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36013001 (or 36012999 counting only the distinct ones).

The product of its digits is 155520000, while the sum is 60.

The spelling of 165246513544356 in words is "one hundred sixty-five trillion, two hundred forty-six billion, five hundred thirteen million, five hundred forty-four thousand, three hundred fifty-six".