1429915649899 has 4 divisors (see below), whose sum is σ = 1559907981720. Its totient is φ = 1299923318080.

The previous prime is 1429915649893. The next prime is 1429915649917. The reversal of 1429915649899 is 9989465199241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1429915649899 - 2³³ = 1421325715307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1429915649893) 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, 64996165894 + ... + 64996165915.

It is an arithmetic number, because the mean of its divisors is an integer number (389976995430).

Almost surely, 2^{1429915649899} is an apocalyptic number.

1429915649899 is a deficient number, since it is larger than the sum of its proper divisors (129992331821).

1429915649899 is a wasteful number, since it uses less digits than its factorization.

1429915649899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129992331820.

The product of its digits is 453496320, while the sum is 76.

The spelling of 1429915649899 in words is "one trillion, four hundred twenty-nine billion, nine hundred fifteen million, six hundred forty-nine thousand, eight hundred ninety-nine".