20003739954796 has 48 divisors (see below), whose sum is σ = 38265138172800. Its totient is φ = 9094915706112.

The previous prime is 20003739954739. The next prime is 20003739954799. The reversal of 20003739954796 is 69745993730002.

It is a happy number.

It is a super-2 number, since 2×20003739954796² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20003739954799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9219556 + ... + 11180683.

It is an arithmetic number, because the mean of its divisors is an integer number (797190378600).

Almost surely, 2^{20003739954796} is an apocalyptic number.

20003739954796 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20003739954796 is a deficient number, since it is larger than the sum of its proper divisors (18261398218004).

20003739954796 is a wasteful number, since it uses less digits than its factorization.

20003739954796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20400538 (or 20400536 counting only the distinct ones).

The product of its (nonzero) digits is 77157360, while the sum is 64.

The spelling of 20003739954796 in words is "twenty trillion, three billion, seven hundred thirty-nine million, nine hundred fifty-four thousand, seven hundred ninety-six".