5421662072243 has 2 divisors, whose sum is σ = 5421662072244. Its totient is φ = 5421662072242.

The previous prime is 5421662072129. The next prime is 5421662072249. The reversal of 5421662072243 is 3422702661245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5421662072243 - 2²⁸ = 5421393636787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5421662072194 and 5421662072203.

It is not a weakly prime, because it can be changed into another prime (5421662072249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2710831036121 + 2710831036122.

It is an arithmetic number, because the mean of its divisors is an integer number (2710831036122).

Almost surely, 2^{5421662072243} is an apocalyptic number.

5421662072243 is a deficient number, since it is larger than the sum of its proper divisors (1).

5421662072243 is an equidigital number, since it uses as much as digits as its factorization.

5421662072243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 5421662072243 in words is "five trillion, four hundred twenty-one billion, six hundred sixty-two million, seventy-two thousand, two hundred forty-three".