16662225001 has 8 divisors (see below), whose sum is σ = 16777449344. Its totient is φ = 16547343120.

The previous prime is 16662224963. The next prime is 16662225023. The reversal of 16662225001 is 10052226661.

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

It is a cyclic number.

It is not a de Polignac number, because 16662225001 - 2²³ = 16653836393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16662222001) 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, 12415 + ... + 182971.

It is an arithmetic number, because the mean of its divisors is an integer number (2097181168).

Almost surely, 2^16662225001 is an apocalyptic number.

It is an amenable number.

16662225001 is a deficient number, since it is larger than the sum of its proper divisors (115224343).

16662225001 is a wasteful number, since it uses less digits than its factorization.

16662225001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171231.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 16662225001 in words is "sixteen billion, six hundred sixty-two million, two hundred twenty-five thousand, one".