2020909486755 has 32 divisors (see below), whose sum is σ = 3337896222720. Its totient is φ = 1043007546240.

The previous prime is 2020909486751. The next prime is 2020909486793. The reversal of 2020909486755 is 5576849090202.

It is not a de Polignac number, because 2020909486755 - 2² = 2020909486751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2020909486695 and 2020909486704.

It is not an unprimeable number, because it can be changed into a prime (2020909486751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13607841 + ... + 13755549.

It is an arithmetic number, because the mean of its divisors is an integer number (104309256960).

Almost surely, 2^{2020909486755} is an apocalyptic number.

2020909486755 is a deficient number, since it is larger than the sum of its proper divisors (1316986735965).

2020909486755 is a wasteful number, since it uses less digits than its factorization.

2020909486755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177171.

The product of its (nonzero) digits is 10886400, while the sum is 57.

The spelling of 2020909486755 in words is "two trillion, twenty billion, nine hundred nine million, four hundred eighty-six thousand, seven hundred fifty-five".