16117021626 has 8 divisors (see below), whose sum is σ = 32234043264. Its totient is φ = 5372340540.

The previous prime is 16117021619. The next prime is 16117021631. The reversal of 16117021626 is 62612071161.

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

16117021626 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1343085130 + ... + 1343085141.

It is an arithmetic number, because the mean of its divisors is an integer number (4029255408).

Almost surely, 2^16117021626 is an apocalyptic number.

16117021626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16117021626 is a wasteful number, since it uses less digits than its factorization.

16117021626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686170276.

The product of its (nonzero) digits is 6048, while the sum is 33.

Adding to 16117021626 its reverse (62612071161), we get a palindrome (78729092787).

The spelling of 16117021626 in words is "sixteen billion, one hundred seventeen million, twenty-one thousand, six hundred twenty-six".