16624206401 has 8 divisors (see below), whose sum is σ = 18278298624. Its totient is φ = 14993914320.

The previous prime is 16624206383. The next prime is 16624206407. The reversal of 16624206401 is 10460242661.

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

It is not a de Polignac number, because 16624206401 - 2¹⁴ = 16624190017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16624206407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5948570 + ... + 5951363.

It is an arithmetic number, because the mean of its divisors is an integer number (2284787328).

Almost surely, 2^16624206401 is an apocalyptic number.

16624206401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16624206401 is a deficient number, since it is larger than the sum of its proper divisors (1654092223).

16624206401 is a wasteful number, since it uses less digits than its factorization.

16624206401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11900071.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 16624206401 in words is "sixteen billion, six hundred twenty-four million, two hundred six thousand, four hundred one".