21622067447134 has 32 divisors (see below), whose sum is σ = 40574081350656. Its totient is φ = 8395430629920.

The previous prime is 21622067447119. The next prime is 21622067447213. The reversal of 21622067447134 is 43174476022612.

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 15 ways as a sum of consecutive naturals, for example, 239550502 + ... + 239640745.

It is an arithmetic number, because the mean of its divisors is an integer number (1267940042208).

Almost surely, 2^{21622067447134} is an apocalyptic number.

21622067447134 is a deficient number, since it is larger than the sum of its proper divisors (18952013903522).

21622067447134 is a wasteful number, since it uses less digits than its factorization.

21622067447134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479191560.

The product of its (nonzero) digits is 2709504, while the sum is 49.

The spelling of 21622067447134 in words is "twenty-one trillion, six hundred twenty-two billion, sixty-seven million, four hundred forty-seven thousand, one hundred thirty-four".