423832416145 has 8 divisors (see below), whose sum is σ = 508618207080. Its totient is φ = 339053061120.

The previous prime is 423832416103. The next prime is 423832416169. The reversal of 423832416145 is 541614238324.

It can be written as a sum of positive squares in 4 ways, for example, as 143956501056 + 279875915089 = 379416^2 + 529033^2 .

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

It is not a de Polignac number, because 423832416145 - 2⁷ = 423832416017 is a prime.

It is a super-2 number, since 2×423832416145² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1462890 + ... + 1728499.

It is an arithmetic number, because the mean of its divisors is an integer number (63577275885).

Almost surely, 2^423832416145 is an apocalyptic number.

It is an amenable number.

423832416145 is a deficient number, since it is larger than the sum of its proper divisors (84785790935).

423832416145 is a wasteful number, since it uses less digits than its factorization.

423832416145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217955.

The product of its digits is 552960, while the sum is 43.

The spelling of 423832416145 in words is "four hundred twenty-three billion, eight hundred thirty-two million, four hundred sixteen thousand, one hundred forty-five".