51452640301 has 2 divisors, whose sum is σ = 51452640302. Its totient is φ = 51452640300.

The previous prime is 51452640293. The next prime is 51452640313. The reversal of 51452640301 is 10304625415.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41963932201 + 9488708100 = 204851^2 + 97410^2 .

It is a cyclic number.

It is not a de Polignac number, because 51452640301 - 2³ = 51452640293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51452649301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25726320150 + 25726320151.

It is an arithmetic number, because the mean of its divisors is an integer number (25726320151).

Almost surely, 2^51452640301 is an apocalyptic number.

It is an amenable number.

51452640301 is a deficient number, since it is larger than the sum of its proper divisors (1).

51452640301 is an equidigital number, since it uses as much as digits as its factorization.

51452640301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 51452640301 in words is "fifty-one billion, four hundred fifty-two million, six hundred forty thousand, three hundred one".