16500123540532 has 6 divisors (see below), whose sum is σ = 28875216195938. Its totient is φ = 8250061770264.

The previous prime is 16500123540451. The next prime is 16500123540533. The reversal of 16500123540532 is 23504532100561.

It can be written as a sum of positive squares in only one way, i.e., 14977550167056 + 1522573373476 = 3870084^2 + 1233926^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16500123540491 and 16500123540500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16500123540533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062515442563 + ... + 2062515442570.

Almost surely, 2^{16500123540532} is an apocalyptic number.

It is an amenable number.

16500123540532 is a deficient number, since it is larger than the sum of its proper divisors (12375092655406).

16500123540532 is a wasteful number, since it uses less digits than its factorization.

16500123540532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125030885137 (or 4125030885135 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 16500123540532 in words is "sixteen trillion, five hundred billion, one hundred twenty-three million, five hundred forty thousand, five hundred thirty-two".