213325740444 has 48 divisors (see below), whose sum is σ = 511208691840. Its totient is φ = 69211214400.

The previous prime is 213325740323. The next prime is 213325740457. The reversal of 213325740444 is 444047523312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1420114 + ... + 1563129.

It is an arithmetic number, because the mean of its divisors is an integer number (10650181080).

Almost surely, 2^213325740444 is an apocalyptic number.

It is an amenable number.

213325740444 is an abundant number, since it is smaller than the sum of its proper divisors (297882951396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213325740444 is a wasteful number, since it uses less digits than its factorization.

213325740444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983410 (or 2983408 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 213325740444 in words is "two hundred thirteen billion, three hundred twenty-five million, seven hundred forty thousand, four hundred forty-four".