213026345672 has 32 divisors (see below), whose sum is σ = 456587435520. Its totient is φ = 91276523520.

The previous prime is 213026345669. The next prime is 213026345677. The reversal of 213026345672 is 276543620312.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (213026345677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173528 + ... + 675399.

It is an arithmetic number, because the mean of its divisors is an integer number (14268357360).

Almost surely, 2^213026345672 is an apocalyptic number.

It is an amenable number.

213026345672 is an abundant number, since it is smaller than the sum of its proper divisors (243561089848).

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

213026345672 is a wasteful number, since it uses less digits than its factorization.

213026345672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853421 (or 853417 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 41.

Adding to 213026345672 its reverse (276543620312), we get a palindrome (489569965984).

The spelling of 213026345672 in words is "two hundred thirteen billion, twenty-six million, three hundred forty-five thousand, six hundred seventy-two".