51206345353032 has 64 divisors (see below), whose sum is σ = 128188619919360. Its totient is φ = 17045757019200.

The previous prime is 51206345353027. The next prime is 51206345353039. The reversal of 51206345353032 is 23035354360215.

It is not an unprimeable number, because it can be changed into a prime (51206345353039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87229057 + ... + 87814127.

It is an arithmetic number, because the mean of its divisors is an integer number (2002947186240).

Almost surely, 2^{51206345353032} is an apocalyptic number.

It is an amenable number.

51206345353032 is an abundant number, since it is smaller than the sum of its proper divisors (76982274566328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51206345353032 is a wasteful number, since it uses less digits than its factorization.

51206345353032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589994 (or 589990 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 42.

The spelling of 51206345353032 in words is "fifty-one trillion, two hundred six billion, three hundred forty-five million, three hundred fifty-three thousand, thirty-two".