20209026041 has 12 divisors (see below), whose sum is σ = 20808719568. Its totient is φ = 19626162192.

The previous prime is 20209026037. The next prime is 20209026053. The reversal of 20209026041 is 14062090202.

It is not a de Polignac number, because 20209026041 - 2² = 20209026037 is a prime.

It is a super-2 number, since 2×20209026041² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20209026041.

It is not an unprimeable number, because it can be changed into a prime (20209026841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 735350 + ... + 762336.

It is an arithmetic number, because the mean of its divisors is an integer number (1734059964).

Almost surely, 2^20209026041 is an apocalyptic number.

It is an amenable number.

20209026041 is a deficient number, since it is larger than the sum of its proper divisors (599693527).

20209026041 is an equidigital number, since it uses as much as digits as its factorization.

20209026041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27608 (or 27571 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 20209026041 in words is "twenty billion, two hundred nine million, twenty-six thousand, forty-one".