20003446776146 has 32 divisors (see below), whose sum is σ = 30539064291456. Its totient is φ = 9824213952000.

The previous prime is 20003446776113. The next prime is 20003446776167. The reversal of 20003446776146 is 64167764430002.

It is a super-2 number, since 2×20003446776146² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20003446776094 and 20003446776103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1126247906 + ... + 1126265666.

It is an arithmetic number, because the mean of its divisors is an integer number (954345759108).

Almost surely, 2^{20003446776146} is an apocalyptic number.

20003446776146 is a deficient number, since it is larger than the sum of its proper divisors (10535617515310).

20003446776146 is a wasteful number, since it uses less digits than its factorization.

20003446776146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30018.

The product of its (nonzero) digits is 4064256, while the sum is 50.

The spelling of 20003446776146 in words is "twenty trillion, three billion, four hundred forty-six million, seven hundred seventy-six thousand, one hundred forty-six".