51202155442325 has 6 divisors (see below), whose sum is σ = 63490672748514. Its totient is φ = 40961724353840.

The previous prime is 51202155442307. The next prime is 51202155442357. The reversal of 51202155442325 is 52324455120215.

It can be written as a sum of positive squares in 3 ways, for example, as 15671534596 + 51186483907729 = 125186^2 + 7154473^2 .

It is not a de Polignac number, because 51202155442325 - 2⁸ = 51202155442069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1024043108822 + ... + 1024043108871.

It is an arithmetic number, because the mean of its divisors is an integer number (10581778791419).

Almost surely, 2^{51202155442325} is an apocalyptic number.

It is an amenable number.

51202155442325 is a deficient number, since it is larger than the sum of its proper divisors (12288517306189).

51202155442325 is a wasteful number, since it uses less digits than its factorization.

51202155442325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048086217703 (or 2048086217698 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 51202155442325 in words is "fifty-one trillion, two hundred two billion, one hundred fifty-five million, four hundred forty-two thousand, three hundred twenty-five".