423610173146025 has 60 divisors (see below), whose sum is σ = 791871304260300. Its totient is φ = 223852715233920.

The previous prime is 423610173146021. The next prime is 423610173146029. The reversal of 423610173146025 is 520641371016324.

423610173146025 is a `hidden beast` number, since 4 + 2 + 3 + 6 + 1 + 0 + 1 + 7 + 31 + 4 + 602 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (423610173146021) and next prime (423610173146029).

It can be written as a sum of positive squares in 6 ways, for example, as 16510788842409 + 407099384303616 = 4063347^2 + 20176704^2 .

It is not a de Polignac number, because 423610173146025 - 2² = 423610173146021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (423610173146021) 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 59 ways as a sum of consecutive naturals, for example, 959367390 + ... + 959808839.

It is an arithmetic number, because the mean of its divisors is an integer number (13197855071005).

Almost surely, 2^{423610173146025} is an apocalyptic number.

423610173146025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

423610173146025 is a deficient number, since it is larger than the sum of its proper divisors (368261131114275).

423610173146025 is a wasteful number, since it uses less digits than its factorization.

423610173146025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1919176360 (or 1919176346 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 423610173146025 in words is "four hundred twenty-three trillion, six hundred ten billion, one hundred seventy-three million, one hundred forty-six thousand, twenty-five".