323124503540 has 48 divisors (see below), whose sum is σ = 704043522000. Its totient is φ = 124422531072.

The previous prime is 323124503519. The next prime is 323124503621. The reversal of 323124503540 is 45305421323.

It can be written as a sum of positive squares in 8 ways, for example, as 28638115984 + 294486387556 = 169228^2 + 542666^2 .

It is a junction number, because it is equal to n+sod(n) for n = 323124503497 and 323124503506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631115 + ... + 1022034.

It is an arithmetic number, because the mean of its divisors is an integer number (14667573375).

Almost surely, 2^323124503540 is an apocalyptic number.

It is an amenable number.

323124503540 is an abundant number, since it is smaller than the sum of its proper divisors (380919018460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323124503540 is a wasteful number, since it uses less digits than its factorization.

323124503540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653524 (or 1653522 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 323124503540 its reverse (45305421323), we get a palindrome (368429924863).

The spelling of 323124503540 in words is "three hundred twenty-three billion, one hundred twenty-four million, five hundred three thousand, five hundred forty".