20425714067 has 16 divisors (see below), whose sum is σ = 22764091392. Its totient is φ = 18167843520.

The previous prime is 20425714063. The next prime is 20425714073. The reversal of 20425714067 is 76041752402.

It is a cyclic number.

It is not a de Polignac number, because 20425714067 - 2² = 20425714063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20425714067.

It is not an unprimeable number, because it can be changed into a prime (20425714063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2639558 + ... + 2647284.

It is an arithmetic number, because the mean of its divisors is an integer number (1422755712).

Almost surely, 2^20425714067 is an apocalyptic number.

20425714067 is a deficient number, since it is larger than the sum of its proper divisors (2338377325).

20425714067 is a wasteful number, since it uses less digits than its factorization.

20425714067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12898.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 20425714067 in words is "twenty billion, four hundred twenty-five million, seven hundred fourteen thousand, sixty-seven".