2238405550372 has 12 divisors (see below), whose sum is σ = 3917464168716. Its totient is φ = 1119130073600.

The previous prime is 2238405550343. The next prime is 2238405550441. The reversal of 2238405550372 is 2730555048322.

It can be written as a sum of positive squares in 2 ways, for example, as 1770746521636 + 467659028736 = 1330694^2 + 683856^2 .

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, 18106093 + ... + 18229300.

It is an arithmetic number, because the mean of its divisors is an integer number (326455347393).

Almost surely, 2^{2238405550372} is an apocalyptic number.

It is an amenable number.

2238405550372 is a deficient number, since it is larger than the sum of its proper divisors (1679058618344).

2238405550372 is a wasteful number, since it uses less digits than its factorization.

2238405550372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36350798 (or 36350796 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 2238405550372 in words is "two trillion, two hundred thirty-eight billion, four hundred five million, five hundred fifty thousand, three hundred seventy-two".