51026410503 has 12 divisors (see below), whose sum is σ = 78040392768. Its totient is φ = 32016571200.

The previous prime is 51026410451. The next prime is 51026410531. The reversal of 51026410503 is 30501462015.

51026410503 is a `hidden beast` number, since 5 + 10 + 2 + 641 + 0 + 5 + 0 + 3 = 666.

51026410503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51026410503 - 2²² = 51022216199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51026410703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166752823 + ... + 166753128.

It is an arithmetic number, because the mean of its divisors is an integer number (6503366064).

Almost surely, 2^51026410503 is an apocalyptic number.

51026410503 is a deficient number, since it is larger than the sum of its proper divisors (27013982265).

51026410503 is a wasteful number, since it uses less digits than its factorization.

51026410503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333505974 (or 333505971 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 51026410503 its reverse (30501462015), we get a palindrome (81527872518).

The spelling of 51026410503 in words is "fifty-one billion, twenty-six million, four hundred ten thousand, five hundred three".