420044433403 has 8 divisors (see below), whose sum is σ = 496604256480. Its totient is φ = 347622979200.

The previous prime is 420044433397. The next prime is 420044433409. The reversal of 420044433403 is 304334440024.

It is an interprime number because it is at equal distance from previous prime (420044433397) and next prime (420044433409).

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

It is not a de Polignac number, because 420044433403 - 2⁵ = 420044433371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420044433409) 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 7 ways as a sum of consecutive naturals, for example, 1034591998 + ... + 1034592403.

It is an arithmetic number, because the mean of its divisors is an integer number (62075532060).

Almost surely, 2^420044433403 is an apocalyptic number.

420044433403 is a deficient number, since it is larger than the sum of its proper divisors (76559823077).

420044433403 is a wasteful number, since it uses less digits than its factorization.

420044433403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069184437.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 420044433403 its reverse (304334440024), we get a palindrome (724378873427).

The spelling of 420044433403 in words is "four hundred twenty billion, forty-four million, four hundred thirty-three thousand, four hundred three".