6854098992739 has 4 divisors (see below), whose sum is σ = 6854532565320. Its totient is φ = 6853665420160.

The previous prime is 6854098992721. The next prime is 6854098992773. The reversal of 6854098992739 is 9372998904586.

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 6854098992739 - 2⁹ = 6854098992227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6854098992239) 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 3 ways as a sum of consecutive naturals, for example, 216762577 + ... + 216794194.

It is an arithmetic number, because the mean of its divisors is an integer number (1713633141330).

Almost surely, 2^{6854098992739} is an apocalyptic number.

6854098992739 is a deficient number, since it is larger than the sum of its proper divisors (433572581).

6854098992739 is a wasteful number, since it uses less digits than its factorization.

6854098992739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433572580.

The product of its (nonzero) digits is 2116316160, while the sum is 79.

The spelling of 6854098992739 in words is "six trillion, eight hundred fifty-four billion, ninety-eight million, nine hundred ninety-two thousand, seven hundred thirty-nine".