20016702925623 has 6 divisors (see below), whose sum is σ = 28913015337024. Its totient is φ = 13344468617076.

The previous prime is 20016702925591. The next prime is 20016702925651. The reversal of 20016702925623 is 32652920761002.

20016702925623 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 67 + 0 + 29 + 2 + 562 + 3 = 666.

It is not a de Polignac number, because 20016702925623 - 2⁵ = 20016702925591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20016702925663) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112039051415 + ... + 1112039051432.

It is an arithmetic number, because the mean of its divisors is an integer number (4818835889504).

Almost surely, 2^{20016702925623} is an apocalyptic number.

20016702925623 is a deficient number, since it is larger than the sum of its proper divisors (8896312411401).

20016702925623 is a wasteful number, since it uses less digits than its factorization.

20016702925623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224078102853 (or 2224078102850 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 20016702925623 in words is "twenty trillion, sixteen billion, seven hundred two million, nine hundred twenty-five thousand, six hundred twenty-three".