331254450503413 has 4 divisors (see below), whose sum is σ = 331761731438988. Its totient is φ = 330747169567840.

The previous prime is 331254450503411. The next prime is 331254450503453. The reversal of 331254450503413 is 314305054452133.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 90359435154564 + 240895015348849 = 9505758^2 + 15520793^2 .

It is a cyclic number.

It is not a de Polignac number, because 331254450503413 - 2¹ = 331254450503411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331254450503413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331254450503411) 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, 253640466808 + ... + 253640468113.

It is an arithmetic number, because the mean of its divisors is an integer number (82940432859747).

Almost surely, 2^{331254450503413} is an apocalyptic number.

It is an amenable number.

331254450503413 is a deficient number, since it is larger than the sum of its proper divisors (507280935575).

331254450503413 is an equidigital number, since it uses as much as digits as its factorization.

331254450503413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507280935574.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 331254450503413 in words is "three hundred thirty-one trillion, two hundred fifty-four billion, four hundred fifty million, five hundred three thousand, four hundred thirteen".