60416251421 has 2 divisors, whose sum is σ = 60416251422. Its totient is φ = 60416251420.

The previous prime is 60416251403. The next prime is 60416251453. The reversal of 60416251421 is 12415261406.

It is an a-pointer prime, because the next prime (60416251453) can be obtained adding 60416251421 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58752427321 + 1663824100 = 242389^2 + 40790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60416251421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60416551421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30208125710 + 30208125711.

It is an arithmetic number, because the mean of its divisors is an integer number (30208125711).

Almost surely, 2^60416251421 is an apocalyptic number.

It is an amenable number.

60416251421 is a deficient number, since it is larger than the sum of its proper divisors (1).

60416251421 is an equidigital number, since it uses as much as digits as its factorization.

60416251421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 60416251421 in words is "sixty billion, four hundred sixteen million, two hundred fifty-one thousand, four hundred twenty-one".