2400323001320 has 16 divisors (see below), whose sum is σ = 5400726753060. Its totient is φ = 960129200512.

The previous prime is 2400323001287. The next prime is 2400323001331. The reversal of 2400323001320 is 231003230042.

It can be written as a sum of positive squares in 2 ways, for example, as 2373590097316 + 26732904004 = 1540646^2 + 163502^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2400323001292 and 2400323001301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30004037477 + ... + 30004037556.

Almost surely, 2^{2400323001320} is an apocalyptic number.

2400323001320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2400323001320 is an abundant number, since it is smaller than the sum of its proper divisors (3000403751740).

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

2400323001320 is a wasteful number, since it uses less digits than its factorization.

2400323001320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60008075044 (or 60008075040 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 2400323001320 its reverse (231003230042), we get a palindrome (2631326231362).

The spelling of 2400323001320 in words is "two trillion, four hundred billion, three hundred twenty-three million, one thousand, three hundred twenty".