10033720087 has 4 divisors (see below), whose sum is σ = 10034028720. Its totient is φ = 10033411456.

The previous prime is 10033720057. The next prime is 10033720111. The reversal of 10033720087 is 78002733001.

10033720087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10033720087 - 2²³ = 10025331479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10033720057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98923 + ... + 172780.

It is an arithmetic number, because the mean of its divisors is an integer number (2508507180).

Almost surely, 2^10033720087 is an apocalyptic number.

10033720087 is a deficient number, since it is larger than the sum of its proper divisors (308633).

10033720087 is an equidigital number, since it uses as much as digits as its factorization.

10033720087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308632.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 10033720087 in words is "ten billion, thirty-three million, seven hundred twenty thousand, eighty-seven".