51534533030103 has 24 divisors (see below), whose sum is σ = 77022232653600. Its totient is φ = 33164498977344.

The previous prime is 51534533030047. The next prime is 51534533030117. The reversal of 51534533030103 is 30103033543515.

51534533030103 is a `hidden beast` number, since 5 + 1 + 5 + 345 + 3 + 3 + 0 + 301 + 0 + 3 = 666.

It is not a de Polignac number, because 51534533030103 - 2⁶ = 51534533030039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51534533030143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20080483 + ... + 22500996.

It is an arithmetic number, because the mean of its divisors is an integer number (3209259693900).

Almost surely, 2^{51534533030103} is an apocalyptic number.

51534533030103 is a deficient number, since it is larger than the sum of its proper divisors (25487699623497).

51534533030103 is a wasteful number, since it uses less digits than its factorization.

51534533030103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42586151 (or 42586148 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 36.

Adding to 51534533030103 its reverse (30103033543515), we get a palindrome (81637566573618).

The spelling of 51534533030103 in words is "fifty-one trillion, five hundred thirty-four billion, five hundred thirty-three million, thirty thousand, one hundred three".