20352000016837 has 8 divisors (see below), whose sum is σ = 21423368427200. Its totient is φ = 19280652657984.

The previous prime is 20352000016739. The next prime is 20352000016853. The reversal of 20352000016837 is 73861000025302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20352000016837 - 2¹¹ = 20352000014789 is a prime.

It is a super-4 number, since 4×20352000016837⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20352000016796 and 20352000016805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20352000016937) 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 7 ways as a sum of consecutive naturals, for example, 3258873 + ... + 7164094.

It is an arithmetic number, because the mean of its divisors is an integer number (2677921053400).

Almost surely, 2^{20352000016837} is an apocalyptic number.

It is an amenable number.

20352000016837 is a deficient number, since it is larger than the sum of its proper divisors (1071368410363).

20352000016837 is a wasteful number, since it uses less digits than its factorization.

20352000016837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10525755.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 20352000016837 in words is "twenty trillion, three hundred fifty-two billion, sixteen thousand, eight hundred thirty-seven".