16726972470001 has 8 divisors (see below), whose sum is σ = 16763486388264. Its totient is φ = 16690459547520.

The previous prime is 16726972469993. The next prime is 16726972470127. The reversal of 16726972470001 is 10007427962761.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 859106534400 + 15867865935601 = 926880^2 + 3983449^2 .

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 16726972470001 - 2³ = 16726972469993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16726972470601) 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, 40729255 + ... + 41137891.

It is an arithmetic number, because the mean of its divisors is an integer number (2095435798533).

Almost surely, 2^{16726972470001} is an apocalyptic number.

It is an amenable number.

16726972470001 is a deficient number, since it is larger than the sum of its proper divisors (36513918263).

16726972470001 is an equidigital number, since it uses as much as digits as its factorization.

16726972470001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497891.

The product of its (nonzero) digits is 1778112, while the sum is 52.

The spelling of 16726972470001 in words is "sixteen trillion, seven hundred twenty-six billion, nine hundred seventy-two million, four hundred seventy thousand, one".