444561650551351 has 2 divisors, whose sum is σ = 444561650551352. Its totient is φ = 444561650551350.

The previous prime is 444561650551307. The next prime is 444561650551357. The reversal of 444561650551351 is 153155056165444.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 444561650551351 - 2⁷ = 444561650551223 is a prime.

It is a super-2 number, since 2×444561650551351² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444561650551292 and 444561650551301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444561650551357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222280825275675 + 222280825275676.

It is an arithmetic number, because the mean of its divisors is an integer number (222280825275676).

Almost surely, 2^{444561650551351} is an apocalyptic number.

444561650551351 is a deficient number, since it is larger than the sum of its proper divisors (1).

444561650551351 is an equidigital number, since it uses as much as digits as its factorization.

444561650551351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600000, while the sum is 55.

The spelling of 444561650551351 in words is "four hundred forty-four trillion, five hundred sixty-one billion, six hundred fifty million, five hundred fifty-one thousand, three hundred fifty-one".