16622212404 has 24 divisors (see below), whose sum is σ = 44325899968. Its totient is φ = 4749203520.

The previous prime is 16622212403. The next prime is 16622212423. The reversal of 16622212404 is 40421222661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16622212403) 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 7 ways as a sum of consecutive naturals, for example, 98941657 + ... + 98941824.

Almost surely, 2^16622212404 is an apocalyptic number.

16622212404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16622212404 is an abundant number, since it is smaller than the sum of its proper divisors (27703687564).

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

16622212404 is a wasteful number, since it uses less digits than its factorization.

16622212404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197883495 (or 197883493 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 16622212404 in words is "sixteen billion, six hundred twenty-two million, two hundred twelve thousand, four hundred four".