51552263325011 has 4 divisors (see below), whose sum is σ = 51813949941072. Its totient is φ = 51290576708952.

The previous prime is 51552263325007. The next prime is 51552263325107. The reversal of 51552263325011 is 11052336225515.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51552263325011 - 2² = 51552263325007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51552263325011.

It is not an unprimeable number, because it can be changed into a prime (51552263325001) 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, 130843307735 + ... + 130843308128.

It is an arithmetic number, because the mean of its divisors is an integer number (12953487485268).

Almost surely, 2^{51552263325011} is an apocalyptic number.

51552263325011 is a deficient number, since it is larger than the sum of its proper divisors (261686616061).

51552263325011 is a wasteful number, since it uses less digits than its factorization.

51552263325011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261686616060.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 51552263325011 in words is "fifty-one trillion, five hundred fifty-two billion, two hundred sixty-three million, three hundred twenty-five thousand, eleven".