2312543245146 has 16 divisors (see below), whose sum is σ = 4634583593664. Its totient is φ = 769264897824.

The previous prime is 2312543245097. The next prime is 2312543245153. The reversal of 2312543245146 is 6415423452132.

It is a super-2 number, since 2×2312543245146² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2312543245098 and 2312543245107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395709475 + ... + 395715318.

It is an arithmetic number, because the mean of its divisors is an integer number (289661474604).

Almost surely, 2^{2312543245146} is an apocalyptic number.

2312543245146 is an abundant number, since it is smaller than the sum of its proper divisors (2322040348518).

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

2312543245146 is a wasteful number, since it uses less digits than its factorization.

2312543245146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791425285.

The product of its digits is 691200, while the sum is 42.

Adding to 2312543245146 its reverse (6415423452132), we get a palindrome (8727966697278).

The spelling of 2312543245146 in words is "two trillion, three hundred twelve billion, five hundred forty-three million, two hundred forty-five thousand, one hundred forty-six".