18483037366673 has 4 divisors (see below), whose sum is σ = 20163313490928. Its totient is φ = 16802761242420.

The previous prime is 18483037366597. The next prime is 18483037366691. The reversal of 18483037366673 is 37666373038481.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 18483037366673 - 2¹² = 18483037362577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18483037368673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840138062111 + ... + 840138062132.

It is an arithmetic number, because the mean of its divisors is an integer number (5040828372732).

Almost surely, 2^{18483037366673} is an apocalyptic number.

It is an amenable number.

18483037366673 is a deficient number, since it is larger than the sum of its proper divisors (1680276124255).

18483037366673 is a wasteful number, since it uses less digits than its factorization.

18483037366673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680276124254.

The product of its (nonzero) digits is 219469824, while the sum is 65.

The spelling of 18483037366673 in words is "eighteen trillion, four hundred eighty-three billion, thirty-seven million, three hundred sixty-six thousand, six hundred seventy-three".