16752441561 has 8 divisors (see below), whose sum is σ = 22461374880. Its totient is φ = 11105901312.

The previous prime is 16752441557. The next prime is 16752441577. The reversal of 16752441561 is 16514425761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16752441561 - 2² = 16752441557 is a prime.

It is a super-3 number, since 3×16752441561³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16752441521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15597640 + ... + 15598713.

It is an arithmetic number, because the mean of its divisors is an integer number (2807671860).

Almost surely, 2^16752441561 is an apocalyptic number.

It is an amenable number.

16752441561 is a deficient number, since it is larger than the sum of its proper divisors (5708933319).

16752441561 is a wasteful number, since it uses less digits than its factorization.

16752441561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31196535.

The product of its digits is 201600, while the sum is 42.

The spelling of 16752441561 in words is "sixteen billion, seven hundred fifty-two million, four hundred forty-one thousand, five hundred sixty-one".