16263347628565 has 16 divisors (see below), whose sum is σ = 19564175030400. Its totient is φ = 12978605442240.

The previous prime is 16263347628557. The next prime is 16263347628641. The reversal of 16263347628565 is 56582674336261.

It is not a de Polignac number, because 16263347628565 - 2³ = 16263347628557 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16263347628497 and 16263347628506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1958247 + ... + 6030043.

It is an arithmetic number, because the mean of its divisors is an integer number (1222760939400).

Almost surely, 2^{16263347628565} is an apocalyptic number.

It is an amenable number.

16263347628565 is a deficient number, since it is larger than the sum of its proper divisors (3300827401835).

16263347628565 is a wasteful number, since it uses less digits than its factorization.

16263347628565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073772.

The product of its digits is 261273600, while the sum is 64.

The spelling of 16263347628565 in words is "sixteen trillion, two hundred sixty-three billion, three hundred forty-seven million, six hundred twenty-eight thousand, five hundred sixty-five".