1820630067105 has 16 divisors (see below), whose sum is σ = 2915004720960. Its totient is φ = 970337164608.

The previous prime is 1820630067037. The next prime is 1820630067119. The reversal of 1820630067105 is 5017600360281.

It is not a de Polignac number, because 1820630067105 - 2¹⁵ = 1820630034337 is a prime.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 41573502 + ... + 41617271.

It is an arithmetic number, because the mean of its divisors is an integer number (182187795060).

Almost surely, 2^{1820630067105} is an apocalyptic number.

1820630067105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1820630067105 is a deficient number, since it is larger than the sum of its proper divisors (1094374653855).

1820630067105 is a wasteful number, since it uses less digits than its factorization.

1820630067105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83192240.

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 1820630067105 in words is "one trillion, eight hundred twenty billion, six hundred thirty million, sixty-seven thousand, one hundred five".