20367071005406 has 32 divisors (see below), whose sum is σ = 33799553261568. Its totient is φ = 9155447297920.

The previous prime is 20367071005331. The next prime is 20367071005417. The reversal of 20367071005406 is 60450017076302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16945790 + ... + 18107841.

It is an arithmetic number, because the mean of its divisors is an integer number (1056236039424).

Almost surely, 2^{20367071005406} is an apocalyptic number.

20367071005406 is a deficient number, since it is larger than the sum of its proper divisors (13432482256162).

20367071005406 is a wasteful number, since it uses less digits than its factorization.

20367071005406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35054416.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 20367071005406 in words is "twenty trillion, three hundred sixty-seven billion, seventy-one million, five thousand, four hundred six".