16820323070 has 8 divisors (see below), whose sum is σ = 30276581544. Its totient is φ = 6728129224.

The previous prime is 16820323057. The next prime is 16820323109. The reversal of 16820323070 is 7032302861.

It is a happy number.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 841016144 + ... + 841016163.

It is an arithmetic number, because the mean of its divisors is an integer number (3784572693).

Almost surely, 2^16820323070 is an apocalyptic number.

16820323070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16820323070 is a deficient number, since it is larger than the sum of its proper divisors (13456258474).

16820323070 is a wasteful number, since it uses less digits than its factorization.

16820323070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1682032314.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 16820323070 in words is "sixteen billion, eight hundred twenty million, three hundred twenty-three thousand, seventy".