20146752107073 has 48 divisors (see below), whose sum is σ = 29349323328000. Its totient is φ = 13317097901184.

The previous prime is 20146752107017. The next prime is 20146752107093. The reversal of 20146752107073 is 37070125764102.

20146752107073 is a `hidden beast` number, since 2 + 0 + 1 + 467 + 52 + 1 + 0 + 70 + 73 = 666.

It is not a de Polignac number, because 20146752107073 - 2³⁴ = 20129572237889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20146752107093) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 485688948 + ... + 485730426.

It is an arithmetic number, because the mean of its divisors is an integer number (611444236000).

Almost surely, 2^{20146752107073} is an apocalyptic number.

It is an amenable number.

20146752107073 is a deficient number, since it is larger than the sum of its proper divisors (9202571220927).

20146752107073 is a wasteful number, since it uses less digits than its factorization.

20146752107073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42686 (or 42683 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 20146752107073 in words is "twenty trillion, one hundred forty-six billion, seven hundred fifty-two million, one hundred seven thousand, seventy-three".