2431621662244 has 12 divisors (see below), whose sum is σ = 4402073699100. Its totient is φ = 1173886319648.

The previous prime is 2431621662227. The next prime is 2431621662257. The reversal of 2431621662244 is 4422661261342.

It can be written as a sum of positive squares in 2 ways, for example, as 580628760100 + 1850992902144 = 761990^2 + 1360512^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2431621662244.

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, 10481127739 + ... + 10481127970.

It is an arithmetic number, because the mean of its divisors is an integer number (366839474925).

Almost surely, 2^{2431621662244} is an apocalyptic number.

It is an amenable number.

2431621662244 is a deficient number, since it is larger than the sum of its proper divisors (1970452036856).

2431621662244 is a wasteful number, since it uses less digits than its factorization.

2431621662244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20962255742 (or 20962255740 counting only the distinct ones).

The product of its digits is 663552, while the sum is 43.

The spelling of 2431621662244 in words is "two trillion, four hundred thirty-one billion, six hundred twenty-one million, six hundred sixty-two thousand, two hundred forty-four".