6934890816 has 420 divisors, whose sum is σ = 24974202528. Its totient is φ = 1893652992.

The previous prime is 6934890773. The next prime is 6934890881. The reversal of 6934890816 is 6180984396.

It is a super-2 number, since 2×6934890816² = 96185421259682291712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5841775 + ... + 5842961.

Almost surely, 2^6934890816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6934890816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12487101264).

6934890816 is an abundant number, since it is smaller than the sum of its proper divisors (18039311712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6934890816 is a wasteful number, since it uses less digits than its factorization.

6934890816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 6934890816 is about 83275.9918343817. The cubic root of 6934890816 is about 1906.9817754477.

The spelling of 6934890816 in words is "six billion, nine hundred thirty-four million, eight hundred ninety thousand, eight hundred sixteen".