20040005350 has 24 divisors (see below), whose sum is σ = 37278147528. Its totient is φ = 8015198400.

The previous prime is 20040005347. The next prime is 20040005369. The reversal of 20040005350 is 5350004002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 907642 + ... + 929458.

It is an arithmetic number, because the mean of its divisors is an integer number (1553256147).

Almost surely, 2^20040005350 is an apocalyptic number.

20040005350 is a deficient number, since it is larger than the sum of its proper divisors (17238142178).

20040005350 is a wasteful number, since it uses less digits than its factorization.

20040005350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40200 (or 40195 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

Adding to 20040005350 its reverse (5350004002), we get a palindrome (25390009352).

The spelling of 20040005350 in words is "twenty billion, forty million, five thousand, three hundred fifty".