1500043349449 has 16 divisors (see below), whose sum is σ = 1670851169280. Its totient is φ = 1340161819920.

The previous prime is 1500043349423. The next prime is 1500043349461. The reversal of 1500043349449 is 9449433400051.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1500043349449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1500043349399 and 1500043349408.

It is not an unprimeable number, because it can be changed into a prime (1500043349149) 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 in 15 ways as a sum of consecutive naturals, for example, 24142167 + ... + 24204220.

It is an arithmetic number, because the mean of its divisors is an integer number (104428198080).

Almost surely, 2^{1500043349449} is an apocalyptic number.

1500043349449 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1500043349449 is a deficient number, since it is larger than the sum of its proper divisors (170807819831).

1500043349449 is a wasteful number, since it uses less digits than its factorization.

1500043349449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48346500.

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 1500043349449 in words is "one trillion, five hundred billion, forty-three million, three hundred forty-nine thousand, four hundred forty-nine".