20041531540775 has 6 divisors (see below), whose sum is σ = 24851499110592. Its totient is φ = 16033225232600.

The previous prime is 20041531540763. The next prime is 20041531540783. The reversal of 20041531540775 is 57704513514002.

It is not a de Polignac number, because 20041531540775 - 2¹⁶ = 20041531475239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 400830630791 + ... + 400830630840.

It is an arithmetic number, because the mean of its divisors is an integer number (4141916518432).

Almost surely, 2^{20041531540775} is an apocalyptic number.

20041531540775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20041531540775 is a deficient number, since it is larger than the sum of its proper divisors (4809967569817).

20041531540775 is an equidigital number, since it uses as much as digits as its factorization.

20041531540775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801661261641 (or 801661261636 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 44.

The spelling of 20041531540775 in words is "twenty trillion, forty-one billion, five hundred thirty-one million, five hundred forty thousand, seven hundred seventy-five".