51463522345201 has 4 divisors (see below), whose sum is σ = 52307186646004. Its totient is φ = 50619858044400.

The previous prime is 51463522345121. The next prime is 51463522345211. The reversal of 51463522345201 is 10254322536415.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11788338562225 + 39675183782976 = 3433415^2 + 6298824^2 .

It is a cyclic number.

It is not a de Polignac number, because 51463522345201 - 2⁷ = 51463522345073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51463522345211) 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, 421832150310 + ... + 421832150431.

It is an arithmetic number, because the mean of its divisors is an integer number (13076796661501).

Almost surely, 2^{51463522345201} is an apocalyptic number.

It is an amenable number.

51463522345201 is a deficient number, since it is larger than the sum of its proper divisors (843664300803).

51463522345201 is an equidigital number, since it uses as much as digits as its factorization.

51463522345201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843664300802.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 51463522345201 in words is "fifty-one trillion, four hundred sixty-three billion, five hundred twenty-two million, three hundred forty-five thousand, two hundred one".