1323014435040 has 96 divisors (see below), whose sum is σ = 4170255860736. Its totient is φ = 352570165760.

The previous prime is 1323014435023. The next prime is 1323014435051. The reversal of 1323014435040 is 405344103231.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1323014434989 and 1323014435007.

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, 186792 + ... + 1637351.

It is an arithmetic number, because the mean of its divisors is an integer number (43440165216).

Almost surely, 2^{1323014435040} is an apocalyptic number.

1323014435040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1323014435040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2085127930368).

1323014435040 is an abundant number, since it is smaller than the sum of its proper divisors (2847241425696).

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

1323014435040 is a wasteful number, since it uses less digits than its factorization.

1323014435040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825672 (or 1825664 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 1323014435040 its reverse (405344103231), we get a palindrome (1728358538271).

The spelling of 1323014435040 in words is "one trillion, three hundred twenty-three billion, fourteen million, four hundred thirty-five thousand, forty".