16323151901 has 12 divisors (see below), whose sum is σ = 19011615840. Its totient is φ = 13973987160.

The previous prime is 16323151877. The next prime is 16323151913. The reversal of 16323151901 is 10915132361.

It is a de Polignac number, because none of the positive numbers 2^k-16323151901 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16323151931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165641 + ... + 245118.

It is an arithmetic number, because the mean of its divisors is an integer number (1584301320).

Almost surely, 2^16323151901 is an apocalyptic number.

It is an amenable number.

16323151901 is a deficient number, since it is larger than the sum of its proper divisors (2688463939).

16323151901 is an equidigital number, since it uses as much as digits as its factorization.

16323151901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411584 (or 411577 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 32.

The spelling of 16323151901 in words is "sixteen billion, three hundred twenty-three million, one hundred fifty-one thousand, nine hundred one".