20013201475546 has 8 divisors (see below), whose sum is σ = 30020440381344. Its totient is φ = 10006388015100.

The previous prime is 20013201475543. The next prime is 20013201475601. The reversal of 20013201475546 is 64557410231002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20013201475499 and 20013201475508.

It is not an unprimeable number, because it can be changed into a prime (20013201475543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106243710 + ... + 106431913.

It is an arithmetic number, because the mean of its divisors is an integer number (3752555047668).

Almost surely, 2^{20013201475546} is an apocalyptic number.

20013201475546 is a deficient number, since it is larger than the sum of its proper divisors (10007238905798).

20013201475546 is a wasteful number, since it uses less digits than its factorization.

20013201475546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212722676.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 20013201475546 in words is "twenty trillion, thirteen billion, two hundred one million, four hundred seventy-five thousand, five hundred forty-six".