420110523045502 has 8 divisors (see below), whose sum is σ = 631737270316512. Its totient is φ = 209531432940000.

The previous prime is 420110523045457. The next prime is 420110523045509. The reversal of 420110523045502 is 205540325011024.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420110523045509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261914290374 + ... + 261914291977.

It is an arithmetic number, because the mean of its divisors is an integer number (78967158789564).

Almost surely, 2^{420110523045502} is an apocalyptic number.

420110523045502 is a deficient number, since it is larger than the sum of its proper divisors (211626747271010).

420110523045502 is a wasteful number, since it uses less digits than its factorization.

420110523045502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523828582754.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 420110523045502 its reverse (205540325011024), we get a palindrome (625650848056526).

The spelling of 420110523045502 in words is "four hundred twenty trillion, one hundred ten billion, five hundred twenty-three million, forty-five thousand, five hundred two".