6415780994099 has 8 divisors (see below), whose sum is σ = 6801734690688. Its totient is φ = 6041014361280.

The previous prime is 6415780994093. The next prime is 6415780994131. The reversal of 6415780994099 is 9904990875146.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6415780994099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6415780994093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2796764762 + ... + 2796767055.

It is an arithmetic number, because the mean of its divisors is an integer number (850216836336).

Almost surely, 2^{6415780994099} is an apocalyptic number.

6415780994099 is a deficient number, since it is larger than the sum of its proper divisors (385953696589).

6415780994099 is a wasteful number, since it uses less digits than its factorization.

6415780994099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5593531885.

The product of its (nonzero) digits is 176359680, while the sum is 71.

The spelling of 6415780994099 in words is "six trillion, four hundred fifteen billion, seven hundred eighty million, nine hundred ninety-four thousand, ninety-nine".