16401097393 has 8 divisors (see below), whose sum is σ = 17478321408. Its totient is φ = 15354217824.

The previous prime is 16401097379. The next prime is 16401097397. The reversal of 16401097393 is 39379010461.

16401097393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-16401097393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16401097397) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7584996 + ... + 7587157.

It is an arithmetic number, because the mean of its divisors is an integer number (2184790176).

Almost surely, 2^16401097393 is an apocalyptic number.

It is an amenable number.

16401097393 is a deficient number, since it is larger than the sum of its proper divisors (1077224015).

16401097393 is a wasteful number, since it uses less digits than its factorization.

16401097393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15172223.

The product of its (nonzero) digits is 122472, while the sum is 43.

The spelling of 16401097393 in words is "sixteen billion, four hundred one million, ninety-seven thousand, three hundred ninety-three".