5444520215951 has 2 divisors, whose sum is σ = 5444520215952. Its totient is φ = 5444520215950.

The previous prime is 5444520215809. The next prime is 5444520215971. The reversal of 5444520215951 is 1595120254445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5444520215951 - 2¹⁰ = 5444520214927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5444520215896 and 5444520215905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5444520215971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2722260107975 + 2722260107976.

It is an arithmetic number, because the mean of its divisors is an integer number (2722260107976).

Almost surely, 2^{5444520215951} is an apocalyptic number.

5444520215951 is a deficient number, since it is larger than the sum of its proper divisors (1).

5444520215951 is an equidigital number, since it uses as much as digits as its factorization.

5444520215951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440000, while the sum is 47.

The spelling of 5444520215951 in words is "five trillion, four hundred forty-four billion, five hundred twenty million, two hundred fifteen thousand, nine hundred fifty-one".