51353007123 has 16 divisors (see below), whose sum is σ = 75718509696. Its totient is φ = 30696690240.

The previous prime is 51353007113. The next prime is 51353007137. The reversal of 51353007123 is 32170035315.

51353007123 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 51353007123 - 2¹⁴ = 51352990739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51353007113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10656165 + ... + 10660982.

It is an arithmetic number, because the mean of its divisors is an integer number (4732406856).

Almost surely, 2^51353007123 is an apocalyptic number.

51353007123 is a deficient number, since it is larger than the sum of its proper divisors (24365502573).

51353007123 is a wasteful number, since it uses less digits than its factorization.

51353007123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21317234.

The product of its (nonzero) digits is 9450, while the sum is 30.

The spelling of 51353007123 in words is "fifty-one billion, three hundred fifty-three million, seven thousand, one hundred twenty-three".