420656544363 has 16 divisors (see below), whose sum is σ = 611882353152. Its totient is φ = 254935740000.

The previous prime is 420656544359. The next prime is 420656544377. The reversal of 420656544363 is 363445656024.

It is not a de Polignac number, because 420656544363 - 2² = 420656544359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420656544313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1051038 + ... + 1394988.

It is an arithmetic number, because the mean of its divisors is an integer number (38242647072).

Almost surely, 2^420656544363 is an apocalyptic number.

420656544363 is a deficient number, since it is larger than the sum of its proper divisors (191225808789).

420656544363 is a wasteful number, since it uses less digits than its factorization.

420656544363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381026.

The product of its (nonzero) digits is 6220800, while the sum is 48.

The spelling of 420656544363 in words is "four hundred twenty billion, six hundred fifty-six million, five hundred forty-four thousand, three hundred sixty-three".