16287763375336 has 8 divisors (see below), whose sum is σ = 30539556328770. Its totient is φ = 8143881687664.

The previous prime is 16287763375333. The next prime is 16287763375423. The reversal of 16287763375336 is 63357336778261.

It can be written as a sum of positive squares in only one way, i.e., 16276431772836 + 11331602500 = 4034406^2 + 106450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×16287763375336² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16287763375333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017985210951 + ... + 1017985210966.

Almost surely, 2^{16287763375336} is an apocalyptic number.

It is an amenable number.

16287763375336 is a deficient number, since it is larger than the sum of its proper divisors (14251792953434).

16287763375336 is a wasteful number, since it uses less digits than its factorization.

16287763375336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035970421923 (or 2035970421919 counting only the distinct ones).

The product of its digits is 480090240, while the sum is 67.

The spelling of 16287763375336 in words is "sixteen trillion, two hundred eighty-seven billion, seven hundred sixty-three million, three hundred seventy-five thousand, three hundred thirty-six".