2320439843401 has 9 divisors (see below), whose sum is σ = 2348861764999. Its totient is φ = 2292357826336.

The previous prime is 2320439843383. The next prime is 2320439843417. The reversal of 2320439843401 is 1043489340232.

The square root of 2320439843401 is 1523299.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 56546462025 + 2263893381376 = 237795^2 + 1504624^2 .

It is not a de Polignac number, because 2320439843401 - 2¹³ = 2320439835209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2320439843441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 126424641 + ... + 126442993.

Almost surely, 2^{2320439843401} is an apocalyptic number.

2320439843401 is the 1523299-th square number.

2320439843401 is the 761650-th centered octagonal number.

It is an amenable number.

2320439843401 is a deficient number, since it is larger than the sum of its proper divisors (28421921598).

2320439843401 is an frugal number, since it uses more digits than its factorization.

2320439843401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36872 (or 18436 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 2320439843401 in words is "two trillion, three hundred twenty billion, four hundred thirty-nine million, eight hundred forty-three thousand, four hundred one".