16543023257157 has 32 divisors (see below), whose sum is σ = 22886780117760. Its totient is φ = 10616316480000.

The previous prime is 16543023257141. The next prime is 16543023257209. The reversal of 16543023257157 is 75175232034561.

It is not a de Polignac number, because 16543023257157 - 2⁴ = 16543023257141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16543023257107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38267857 + ... + 38697737.

It is an arithmetic number, because the mean of its divisors is an integer number (715211878680).

Almost surely, 2^{16543023257157} is an apocalyptic number.

It is an amenable number.

16543023257157 is a deficient number, since it is larger than the sum of its proper divisors (6343756860603).

16543023257157 is a wasteful number, since it uses less digits than its factorization.

16543023257157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431245.

The product of its (nonzero) digits is 5292000, while the sum is 51.

The spelling of 16543023257157 in words is "sixteen trillion, five hundred forty-three billion, twenty-three million, two hundred fifty-seven thousand, one hundred fifty-seven".