2731631527012 has 24 divisors (see below), whose sum is σ = 4803435241920. Its totient is φ = 1359236958240.

The previous prime is 2731631526979. The next prime is 2731631527021. The reversal of 2731631527012 is 2107251361372.

It is a happy number.

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, 1232043 + ... + 2642194.

It is an arithmetic number, because the mean of its divisors is an integer number (200143135080).

Almost surely, 2^{2731631527012} is an apocalyptic number.

It is an amenable number.

2731631527012 is a deficient number, since it is larger than the sum of its proper divisors (2071803714908).

2731631527012 is a wasteful number, since it uses less digits than its factorization.

2731631527012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875091 (or 3875089 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

Adding to 2731631527012 its reverse (2107251361372), we get a palindrome (4838882888384).

The spelling of 2731631527012 in words is "two trillion, seven hundred thirty-one billion, six hundred thirty-one million, five hundred twenty-seven thousand, twelve".