321434146401403 has 16 divisors (see below), whose sum is σ = 380297447282880. Its totient is φ = 265820718877056.

The previous prime is 321434146401373. The next prime is 321434146401427. The reversal of 321434146401403 is 304104641434123.

It is not a de Polignac number, because 321434146401403 - 2²⁵ = 321434112846971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321434146402403) 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, 576348900 + ... + 576906337.

It is an arithmetic number, because the mean of its divisors is an integer number (23768590455180).

Almost surely, 2^{321434146401403} is an apocalyptic number.

321434146401403 is a deficient number, since it is larger than the sum of its proper divisors (58863300881477).

321434146401403 is a wasteful number, since it uses less digits than its factorization.

321434146401403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153256646.

The product of its (nonzero) digits is 331776, while the sum is 40.

Adding to 321434146401403 its reverse (304104641434123), we get a palindrome (625538787835526).

The spelling of 321434146401403 in words is "three hundred twenty-one trillion, four hundred thirty-four billion, one hundred forty-six million, four hundred one thousand, four hundred three".