147564212066123 has 4 divisors (see below), whose sum is σ = 148641323103240. Its totient is φ = 146487101029008.

The previous prime is 147564212066087. The next prime is 147564212066137. The reversal of 147564212066123 is 321660212465741.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 147564212066123 - 2¹⁴ = 147564212049739 is a prime.

It is a super-2 number, since 2×147564212066123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147564212068123) 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 3 ways as a sum of consecutive naturals, for example, 538555518353 + ... + 538555518626.

It is an arithmetic number, because the mean of its divisors is an integer number (37160330775810).

Almost surely, 2^{147564212066123} is an apocalyptic number.

147564212066123 is a deficient number, since it is larger than the sum of its proper divisors (1077111037117).

147564212066123 is a wasteful number, since it uses less digits than its factorization.

147564212066123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077111037116.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 147564212066123 in words is "one hundred forty-seven trillion, five hundred sixty-four billion, two hundred twelve million, sixty-six thousand, one hundred twenty-three".