441958031951 has 2 divisors, whose sum is σ = 441958031952. Its totient is φ = 441958031950.

The previous prime is 441958031903. The next prime is 441958032011. The reversal of 441958031951 is 159130859144.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441958031951 is a prime.

It is a super-2 number, since 2×441958031951² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 441958031951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441958036951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220979015975 + 220979015976.

It is an arithmetic number, because the mean of its divisors is an integer number (220979015976).

Almost surely, 2^441958031951 is an apocalyptic number.

441958031951 is a deficient number, since it is larger than the sum of its proper divisors (1).

441958031951 is an equidigital number, since it uses as much as digits as its factorization.

441958031951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 50.

The spelling of 441958031951 in words is "four hundred forty-one billion, nine hundred fifty-eight million, thirty-one thousand, nine hundred fifty-one".