2340435531321 has 12 divisors (see below), whose sum is σ = 3579489636372. Its totient is φ = 1468508568576.

The previous prime is 2340435531311. The next prime is 2340435531367. The reversal of 2340435531321 is 1231355340432.

2340435531321 is a `hidden beast` number, since 2 + 3 + 40 + 43 + 553 + 1 + 3 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1538579756025 + 801855775296 = 1240395^2 + 895464^2 .

It is not a de Polignac number, because 2340435531321 - 2¹⁵ = 2340435498553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2340435531311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7648481976 + ... + 7648482281.

It is an arithmetic number, because the mean of its divisors is an integer number (298290803031).

Almost surely, 2^{2340435531321} is an apocalyptic number.

It is an amenable number.

2340435531321 is a deficient number, since it is larger than the sum of its proper divisors (1239054105051).

2340435531321 is a wasteful number, since it uses less digits than its factorization.

2340435531321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15296964280 (or 15296964277 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 2340435531321 in words is "two trillion, three hundred forty billion, four hundred thirty-five million, five hundred thirty-one thousand, three hundred twenty-one".