16243897078562 has 32 divisors (see below), whose sum is σ = 24668890245120. Its totient is φ = 8021524089600.

The previous prime is 16243897078547. The next prime is 16243897078613. The reversal of 16243897078562 is 26587079834261.

It is a junction number, because it is equal to n+sod(n) for n = 16243897078492 and 16243897078501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436633562 + ... + 436670762.

It is an arithmetic number, because the mean of its divisors is an integer number (770902820160).

It is a 1-persistent number, because it is pandigital, but 2⋅16243897078562 = 32487794157124 is not.

Almost surely, 2^{16243897078562} is an apocalyptic number.

16243897078562 is a deficient number, since it is larger than the sum of its proper divisors (8424993166558).

16243897078562 is a wasteful number, since it uses less digits than its factorization.

16243897078562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45066.

The product of its (nonzero) digits is 243855360, while the sum is 68.

The spelling of 16243897078562 in words is "sixteen trillion, two hundred forty-three billion, eight hundred ninety-seven million, seventy-eight thousand, five hundred sixty-two".