16323070651 has 4 divisors (see below), whose sum is σ = 16334168704. Its totient is φ = 16311972600.

The previous prime is 16323070649. The next prime is 16323070711. The reversal of 16323070651 is 15607032361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15607032361 = 98627 ⋅158243.

It is a cyclic number.

It is not a de Polignac number, because 16323070651 - 2¹ = 16323070649 is a prime.

It is a super-4 number, since 4×16323070651⁴ (a number of 42 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16323070051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5546820 + ... + 5549761.

It is an arithmetic number, because the mean of its divisors is an integer number (4083542176).

Almost surely, 2^16323070651 is an apocalyptic number.

16323070651 is a deficient number, since it is larger than the sum of its proper divisors (11098053).

16323070651 is a wasteful number, since it uses less digits than its factorization.

16323070651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11098052.

The product of its (nonzero) digits is 22680, while the sum is 34.

The spelling of 16323070651 in words is "sixteen billion, three hundred twenty-three million, seventy thousand, six hundred fifty-one".