20233835807 has 2 divisors, whose sum is σ = 20233835808. Its totient is φ = 20233835806.

The previous prime is 20233835779. The next prime is 20233835827. The reversal of 20233835807 is 70853833202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20233835807 - 2¹⁰ = 20233834783 is a prime.

It is a super-2 number, since 2×20233835807² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20233835827) 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 as a sum of consecutive naturals, namely, 10116917903 + 10116917904.

It is an arithmetic number, because the mean of its divisors is an integer number (10116917904).

Almost surely, 2^20233835807 is an apocalyptic number.

20233835807 is a deficient number, since it is larger than the sum of its proper divisors (1).

20233835807 is an equidigital number, since it uses as much as digits as its factorization.

20233835807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 20233835807 in words is "twenty billion, two hundred thirty-three million, eight hundred thirty-five thousand, eight hundred seven".