166000430236652 has 12 divisors (see below), whose sum is σ = 316909912270056. Its totient is φ = 75454741016640.

The previous prime is 166000430236637. The next prime is 166000430236657. The reversal of 166000430236652 is 256632034000661.

It is a super-2 number, since 2×166000430236652² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 3772737050833 = 166000430236652 / (1 + 6 + 6 + 0 + 0 + 0 + 4 + 3 + 0 + 2 + 3 + 6 + 6 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (166000430236657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1886368525373 + ... + 1886368525460.

It is an arithmetic number, because the mean of its divisors is an integer number (26409159355838).

Almost surely, 2^{166000430236652} is an apocalyptic number.

It is an amenable number.

166000430236652 is a deficient number, since it is larger than the sum of its proper divisors (150909482033404).

166000430236652 is a wasteful number, since it uses less digits than its factorization.

166000430236652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3772737050848 (or 3772737050846 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 166000430236652 in words is "one hundred sixty-six trillion, four hundred thirty million, two hundred thirty-six thousand, six hundred fifty-two".