20040266026 has 32 divisors (see below), whose sum is σ = 34732452672. Its totient is φ = 8570837760.

The previous prime is 20040266003. The next prime is 20040266041. The reversal of 20040266026 is 62066204002.

It is a super-2 number, since 2×20040266026² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20040265985 and 20040266003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1818505 + ... + 1829491.

It is an arithmetic number, because the mean of its divisors is an integer number (1085389146).

Almost surely, 2^20040266026 is an apocalyptic number.

20040266026 is a deficient number, since it is larger than the sum of its proper divisors (14692186646).

20040266026 is a wasteful number, since it uses less digits than its factorization.

20040266026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15894.

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 20040266026 in words is "twenty billion, forty million, two hundred sixty-six thousand, twenty-six".