166530153336 has 64 divisors (see below), whose sum is σ = 417284179200. Its totient is φ = 55382350848.

The previous prime is 166530153329. The next prime is 166530153353. The reversal of 166530153336 is 633351035661.

It is a super-3 number, since 3×166530153336³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26184925 + ... + 26191283.

It is an arithmetic number, because the mean of its divisors is an integer number (6520065300).

Almost surely, 2^166530153336 is an apocalyptic number.

It is an amenable number.

166530153336 is an abundant number, since it is smaller than the sum of its proper divisors (250754025864).

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

166530153336 is a wasteful number, since it uses less digits than its factorization.

166530153336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8708 (or 8704 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 42.

Adding to 166530153336 its reverse (633351035661), we get a palindrome (799881188997).

The spelling of 166530153336 in words is "one hundred sixty-six billion, five hundred thirty million, one hundred fifty-three thousand, three hundred thirty-six".