6923945398 has 8 divisors (see below), whose sum is σ = 10627451208. Its totient is φ = 3381461664.

The previous prime is 6923945359. The next prime is 6923945447. The reversal of 6923945398 is 8935493296.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40255411 + ... + 40255582.

It is an arithmetic number, because the mean of its divisors is an integer number (1328431401).

Almost surely, 2^6923945398 is an apocalyptic number.

6923945398 is a deficient number, since it is larger than the sum of its proper divisors (3703505810).

6923945398 is a wasteful number, since it uses less digits than its factorization.

6923945398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80511038.

The product of its digits is 12597120, while the sum is 58.

The square root of 6923945398 is about 83210.2481548998. The cubic root of 6923945398 is about 1905.9779767310.

The spelling of 6923945398 in words is "six billion, nine hundred twenty-three million, nine hundred forty-five thousand, three hundred ninety-eight".