51102533303 has 4 divisors (see below), whose sum is σ = 51154100928. Its totient is φ = 51050965680.

The previous prime is 51102533297. The next prime is 51102533401. The reversal of 51102533303 is 30333520115.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51102533303 is a prime.

It is a super-2 number, since 2×51102533303² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51102539303) 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 3 ways as a sum of consecutive naturals, for example, 25782326 + ... + 25784307.

It is an arithmetic number, because the mean of its divisors is an integer number (12788525232).

Almost surely, 2^51102533303 is an apocalyptic number.

51102533303 is a deficient number, since it is larger than the sum of its proper divisors (51567625).

51102533303 is an equidigital number, since it uses as much as digits as its factorization.

51102533303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51567624.

The product of its (nonzero) digits is 4050, while the sum is 26.

The spelling of 51102533303 in words is "fifty-one billion, one hundred two million, five hundred thirty-three thousand, three hundred three".