213433305055026 has 32 divisors (see below), whose sum is σ = 488415479470080. Its totient is φ = 60909953669136.

The previous prime is 213433305054971. The next prime is 213433305055031. The reversal of 213433305055026 is 620550503334312.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2957906506 + ... + 2957978661.

It is an arithmetic number, because the mean of its divisors is an integer number (15262983733440).

Almost surely, 2^{213433305055026} is an apocalyptic number.

213433305055026 is an abundant number, since it is smaller than the sum of its proper divisors (274982174415054).

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

213433305055026 is a wasteful number, since it uses less digits than its factorization.

213433305055026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5915886038.

The product of its (nonzero) digits is 972000, while the sum is 42.

Adding to 213433305055026 its reverse (620550503334312), we get a palindrome (833983808389338).

The spelling of 213433305055026 in words is "two hundred thirteen trillion, four hundred thirty-three billion, three hundred five million, fifty-five thousand, twenty-six".