53401415200321 has 2 divisors, whose sum is σ = 53401415200322. Its totient is φ = 53401415200320.

The previous prime is 53401415200313. The next prime is 53401415200327. The reversal of 53401415200321 is 12300251410435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52667242128400 + 734173071921 = 7257220^2 + 856839^2 .

It is a cyclic number.

It is not a de Polignac number, because 53401415200321 - 2³ = 53401415200313 is a prime.

It is a super-2 number, since 2×53401415200321² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53401415200327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26700707600160 + 26700707600161.

It is an arithmetic number, because the mean of its divisors is an integer number (26700707600161).

Almost surely, 2^{53401415200321} is an apocalyptic number.

It is an amenable number.

53401415200321 is a deficient number, since it is larger than the sum of its proper divisors (1).

53401415200321 is an equidigital number, since it uses as much as digits as its factorization.

53401415200321 is an odious number, because the sum of its binary digits is odd.

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

Adding to 53401415200321 its reverse (12300251410435), we get a palindrome (65701666610756).

The spelling of 53401415200321 in words is "fifty-three trillion, four hundred one billion, four hundred fifteen million, two hundred thousand, three hundred twenty-one".