51053325053 has 4 divisors (see below), whose sum is σ = 51530459040. Its totient is φ = 50576191068.

The previous prime is 51053325049. The next prime is 51053325079. The reversal of 51053325053 is 35052335015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51053325053 - 2² = 51053325049 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51053325013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238566833 + ... + 238567046.

It is an arithmetic number, because the mean of its divisors is an integer number (12882614760).

Almost surely, 2^51053325053 is an apocalyptic number.

It is an amenable number.

51053325053 is a deficient number, since it is larger than the sum of its proper divisors (477133987).

51053325053 is a wasteful number, since it uses less digits than its factorization.

51053325053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477133986.

The product of its (nonzero) digits is 33750, while the sum is 32.

The spelling of 51053325053 in words is "fifty-one billion, fifty-three million, three hundred twenty-five thousand, fifty-three".