1418721852999 has 16 divisors (see below), whose sum is σ = 2184983389440. Its totient is φ = 809253106560.

The previous prime is 1418721852991. The next prime is 1418721853039. The reversal of 1418721852999 is 9992581278141.

It is not a de Polignac number, because 1418721852999 - 2³ = 1418721852991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1418721852991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1264457419 + ... + 1264458540.

It is an arithmetic number, because the mean of its divisors is an integer number (136561461840).

Almost surely, 2^{1418721852999} is an apocalyptic number.

1418721852999 is a deficient number, since it is larger than the sum of its proper divisors (766261536441).

1418721852999 is a wasteful number, since it uses less digits than its factorization.

1418721852999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528915990.

The product of its digits is 26127360, while the sum is 66.

The spelling of 1418721852999 in words is "one trillion, four hundred eighteen billion, seven hundred twenty-one million, eight hundred fifty-two thousand, nine hundred ninety-nine".