157666175005229 has 8 divisors (see below), whose sum is σ = 172040819658240. Its totient is φ = 143298423021600.

The previous prime is 157666175005159. The next prime is 157666175005247. The reversal of 157666175005229 is 922500571666751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-157666175005229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157666175005279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1723119512 + ... + 1723211009.

It is an arithmetic number, because the mean of its divisors is an integer number (21505102457280).

Almost surely, 2^{157666175005229} is an apocalyptic number.

It is an amenable number.

157666175005229 is a deficient number, since it is larger than the sum of its proper divisors (14374644653011).

157666175005229 is a wasteful number, since it uses less digits than its factorization.

157666175005229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446334691.

The product of its (nonzero) digits is 47628000, while the sum is 62.

The spelling of 157666175005229 in words is "one hundred fifty-seven trillion, six hundred sixty-six billion, one hundred seventy-five million, five thousand, two hundred twenty-nine".