20377543033803 has 32 divisors (see below), whose sum is σ = 29441187210240. Its totient is φ = 12493134247680.

The previous prime is 20377543033801. The next prime is 20377543033811. The reversal of 20377543033803 is 30833034577302.

It is not a de Polignac number, because 20377543033803 - 2¹ = 20377543033801 is a prime.

It is a super-3 number, since 3×20377543033803³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20377543033801) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 10300050 + ... + 12118007.

It is an arithmetic number, because the mean of its divisors is an integer number (920037100320).

Almost surely, 2^{20377543033803} is an apocalyptic number.

20377543033803 is a deficient number, since it is larger than the sum of its proper divisors (9063644176437).

20377543033803 is a wasteful number, since it uses less digits than its factorization.

20377543033803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22418547.

The product of its (nonzero) digits is 3810240, while the sum is 48.

The spelling of 20377543033803 in words is "twenty trillion, three hundred seventy-seven billion, five hundred forty-three million, thirty-three thousand, eight hundred three".