26212212573652 has 72 divisors (see below), whose sum is σ = 54073362230496. Its totient is φ = 11084095374912.

The previous prime is 26212212573629. The next prime is 26212212573751. The reversal of 26212212573652 is 25637521221262.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 11532943 + ... + 13617385.

It is an arithmetic number, because the mean of its divisors is an integer number (751018919868).

Almost surely, 2^{26212212573652} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26212212573652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27036681115248).

26212212573652 is an abundant number, since it is smaller than the sum of its proper divisors (27861149656844).

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

26212212573652 is a wasteful number, since it uses less digits than its factorization.

26212212573652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2085317 (or 2085308 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 46.

The spelling of 26212212573652 in words is "twenty-six trillion, two hundred twelve billion, two hundred twelve million, five hundred seventy-three thousand, six hundred fifty-two".