21214242635362 has 64 divisors (see below), whose sum is σ = 37432625061888. Its totient is φ = 8827627536000.

The previous prime is 21214242635351. The next prime is 21214242635407. The reversal of 21214242635362 is 26353624241212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457071937 + ... + 457118347.

It is an arithmetic number, because the mean of its divisors is an integer number (584884766592).

Almost surely, 2^{21214242635362} is an apocalyptic number.

21214242635362 is a deficient number, since it is larger than the sum of its proper divisors (16218382426526).

21214242635362 is a wasteful number, since it uses less digits than its factorization.

21214242635362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50255.

The product of its digits is 829440, while the sum is 43.

Adding to 21214242635362 its reverse (26353624241212), we get a palindrome (47567866876574).

The spelling of 21214242635362 in words is "twenty-one trillion, two hundred fourteen billion, two hundred forty-two million, six hundred thirty-five thousand, three hundred sixty-two".