16401768363 has 6 divisors (see below), whose sum is σ = 23691443204. Its totient is φ = 10934512236.

The previous prime is 16401768353. The next prime is 16401768367. The reversal of 16401768363 is 36386710461.

It is not a de Polignac number, because 16401768363 - 2¹⁶ = 16401702827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16401768367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 911209345 + ... + 911209362.

Almost surely, 2^16401768363 is an apocalyptic number.

16401768363 is a deficient number, since it is larger than the sum of its proper divisors (7289674841).

16401768363 is a wasteful number, since it uses less digits than its factorization.

16401768363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822418713 (or 1822418710 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 16401768363 in words is "sixteen billion, four hundred one million, seven hundred sixty-eight thousand, three hundred sixty-three".