16452472730457 has 8 divisors (see below), whose sum is σ = 21937325224384. Its totient is φ = 10967967695088.

The previous prime is 16452472730381. The next prime is 16452472730497. The reversal of 16452472730457 is 75403727425461.

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

It is not a de Polignac number, because 16452472730457 - 2¹⁹ = 16452472206169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16452472730397 and 16452472730406.

It is not an unprimeable number, because it can be changed into a prime (16452472730497) 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, 86754133 + ... + 86943570.

It is an arithmetic number, because the mean of its divisors is an integer number (2742165653048).

Almost surely, 2^{16452472730457} is an apocalyptic number.

It is an amenable number.

16452472730457 is a deficient number, since it is larger than the sum of its proper divisors (5484852493927).

16452472730457 is a wasteful number, since it uses less digits than its factorization.

16452472730457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173729279.

The product of its (nonzero) digits is 39513600, while the sum is 57.

The spelling of 16452472730457 in words is "sixteen trillion, four hundred fifty-two billion, four hundred seventy-two million, seven hundred thirty thousand, four hundred fifty-seven".