16504502744 has 8 divisors (see below), whose sum is σ = 30945942660. Its totient is φ = 8252251368.

The previous prime is 16504502731. The next prime is 16504502753. The reversal of 16504502744 is 44720540561.

It is a happy number.

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

It is a super-2 number, since 2×16504502744² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16504502698 and 16504502707.

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 as a sum of consecutive naturals, namely, 1031531414 + ... + 1031531429.

Almost surely, 2^16504502744 is an apocalyptic number.

It is an amenable number.

16504502744 is a deficient number, since it is larger than the sum of its proper divisors (14441439916).

16504502744 is a wasteful number, since it uses less digits than its factorization.

16504502744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063062849 (or 2063062845 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 38.

The spelling of 16504502744 in words is "sixteen billion, five hundred four million, five hundred two thousand, seven hundred forty-four".