2213400477644 has 12 divisors (see below), whose sum is σ = 3874091859624. Its totient is φ = 1106517089184.

The previous prime is 2213400477641. The next prime is 2213400477731. The reversal of 2213400477644 is 4467740043122.

It is a junction number, because it is equal to n+sod(n) for n = 2213400477595 and 2213400477604.

It is not an unprimeable number, because it can be changed into a prime (2213400477641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45760217 + ... + 45808560.

It is an arithmetic number, because the mean of its divisors is an integer number (322840988302).

Almost surely, 2^{2213400477644} is an apocalyptic number.

It is an amenable number.

2213400477644 is a deficient number, since it is larger than the sum of its proper divisors (1660691381980).

2213400477644 is a wasteful number, since it uses less digits than its factorization.

2213400477644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91574824 (or 91574822 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 44.

The spelling of 2213400477644 in words is "two trillion, two hundred thirteen billion, four hundred million, four hundred seventy-seven thousand, six hundred forty-four".