20053785630028 has 24 divisors (see below), whose sum is σ = 35618937786432. Its totient is φ = 9876954834384.

The previous prime is 20053785630023. The next prime is 20053785630041. The reversal of 20053785630028 is 82003658735002.

It is not an unprimeable number, because it can be changed into a prime (20053785630023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8462175 + ... + 10569577.

It is an arithmetic number, because the mean of its divisors is an integer number (1484122407768).

Almost surely, 2^{20053785630028} is an apocalyptic number.

It is an amenable number.

20053785630028 is a deficient number, since it is larger than the sum of its proper divisors (15565152156404).

20053785630028 is a wasteful number, since it uses less digits than its factorization.

20053785630028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2142981 (or 2142979 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 20053785630028 in words is "twenty trillion, fifty-three billion, seven hundred eighty-five million, six hundred thirty thousand, twenty-eight".