2224938047138 has 4 divisors (see below), whose sum is σ = 3337407070710. Its totient is φ = 1112469023568.

The previous prime is 2224938047131. The next prime is 2224938047141. The reversal of 2224938047138 is 8317408394222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1962428351689 + 262509695449 = 1400867^2 + 512357^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2224938047138.

It is not an unprimeable number, because it can be changed into a prime (2224938047131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556234511783 + ... + 556234511786.

Almost surely, 2^{2224938047138} is an apocalyptic number.

2224938047138 is a deficient number, since it is larger than the sum of its proper divisors (1112469023572).

2224938047138 is a wasteful number, since it uses less digits than its factorization.

2224938047138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112469023571.

The product of its (nonzero) digits is 4644864, while the sum is 53.

The spelling of 2224938047138 in words is "two trillion, two hundred twenty-four billion, nine hundred thirty-eight million, forty-seven thousand, one hundred thirty-eight".