16667222352 has 40 divisors (see below), whose sum is σ = 46971264480. Its totient is φ = 5050673280.

The previous prime is 16667222293. The next prime is 16667222417. The reversal of 16667222352 is 25322276661.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15782827 + ... + 15783882.

It is an arithmetic number, because the mean of its divisors is an integer number (1174281612).

Almost surely, 2^16667222352 is an apocalyptic number.

16667222352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16667222352 is an abundant number, since it is smaller than the sum of its proper divisors (30304042128).

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

16667222352 is a wasteful number, since it uses less digits than its factorization.

16667222352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31566731 (or 31566725 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The spelling of 16667222352 in words is "sixteen billion, six hundred sixty-seven million, two hundred twenty-two thousand, three hundred fifty-two".