425224051141481 has 2 divisors, whose sum is σ = 425224051141482. Its totient is φ = 425224051141480.

The previous prime is 425224051141457. The next prime is 425224051141499. The reversal of 425224051141481 is 184141150422524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316845874027225 + 108378177114256 = 17800165^2 + 10410484^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-425224051141481 is a prime.

It is a super-2 number, since 2×425224051141481² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (425224051146481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212612025570740 + 212612025570741.

It is an arithmetic number, because the mean of its divisors is an integer number (212612025570741).

Almost surely, 2^{425224051141481} is an apocalyptic number.

It is an amenable number.

425224051141481 is a deficient number, since it is larger than the sum of its proper divisors (1).

425224051141481 is an equidigital number, since it uses as much as digits as its factorization.

425224051141481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 409600, while the sum is 44.

The spelling of 425224051141481 in words is "four hundred twenty-five trillion, two hundred twenty-four billion, fifty-one million, one hundred forty-one thousand, four hundred eighty-one".