16726130457 has 8 divisors (see below), whose sum is σ = 22305241440. Its totient is φ = 11148886560.

The previous prime is 16726130437. The next prime is 16726130461. The reversal of 16726130457 is 75403162761.

It is a happy number.

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

It is not a de Polignac number, because 16726130457 - 2¹⁹ = 16725606169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16726130437) 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, 445732 + ... + 481797.

It is an arithmetic number, because the mean of its divisors is an integer number (2788155180).

Almost surely, 2^16726130457 is an apocalyptic number.

It is an amenable number.

16726130457 is a deficient number, since it is larger than the sum of its proper divisors (5579110983).

16726130457 is an equidigital number, since it uses as much as digits as its factorization.

16726130457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933543.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 16726130457 in words is "sixteen billion, seven hundred twenty-six million, one hundred thirty thousand, four hundred fifty-seven".