166733658043413 has 16 divisors (see below), whose sum is σ = 222589186166400. Its totient is φ = 111017037612096.

The previous prime is 166733658043397. The next prime is 166733658043439. The reversal of 166733658043413 is 314340856337661.

166733658043413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166733658043413 - 2⁴ = 166733658043397 is a prime.

It is a super-2 number, since 2×166733658043413² (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 (166733658044413) 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, 3128938 + ... + 18527211.

It is an arithmetic number, because the mean of its divisors is an integer number (13911824135400).

Almost surely, 2^{166733658043413} is an apocalyptic number.

It is an amenable number.

166733658043413 is a deficient number, since it is larger than the sum of its proper divisors (55855528122987).

166733658043413 is a wasteful number, since it uses less digits than its factorization.

166733658043413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21659356.

The product of its (nonzero) digits is 78382080, while the sum is 60.

The spelling of 166733658043413 in words is "one hundred sixty-six trillion, seven hundred thirty-three billion, six hundred fifty-eight million, forty-three thousand, four hundred thirteen".