16543390095 has 24 divisors (see below), whose sum is σ = 29600218752. Its totient is φ = 8538523200.

The previous prime is 16543390091. The next prime is 16543390103. The reversal of 16543390095 is 59009334561.

16543390095 is a `hidden beast` number, since 16 + 543 + 3 + 9 + 0 + 0 + 95 = 666.

It is not a de Polignac number, because 16543390095 - 2² = 16543390091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 16543390095.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16543390091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5928136 + ... + 5930925.

It is an arithmetic number, because the mean of its divisors is an integer number (1233342448).

Almost surely, 2^16543390095 is an apocalyptic number.

16543390095 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16543390095 is a deficient number, since it is larger than the sum of its proper divisors (13056828657).

16543390095 is a wasteful number, since it uses less digits than its factorization.

16543390095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11859103 (or 11859100 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The spelling of 16543390095 in words is "sixteen billion, five hundred forty-three million, three hundred ninety thousand, ninety-five".