420544106534 has 8 divisors (see below), whose sum is σ = 632603175480. Its totient is φ = 209676381376.

The previous prime is 420544106531. The next prime is 420544106599. The reversal of 420544106534 is 435601445024.

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 (420544106531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297835064 + ... + 297836475.

It is an arithmetic number, because the mean of its divisors is an integer number (79075396935).

Almost surely, 2^420544106534 is an apocalyptic number.

420544106534 is a deficient number, since it is larger than the sum of its proper divisors (212059068946).

420544106534 is a wasteful number, since it uses less digits than its factorization.

420544106534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595671894.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 420544106534 in words is "four hundred twenty billion, five hundred forty-four million, one hundred six thousand, five hundred thirty-four".