16456246546 has 8 divisors (see below), whose sum is σ = 24691958460. Its totient is φ = 8225593728.

The previous prime is 16456246529. The next prime is 16456246559. The reversal of 16456246546 is 64564265461.

It can be written as a sum of positive squares in 2 ways, for example, as 16215220921 + 241025625 = 127339^2 + 15525^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 16456246546.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1256631 + ... + 1269658.

Almost surely, 2^16456246546 is an apocalyptic number.

16456246546 is a deficient number, since it is larger than the sum of its proper divisors (8235711914).

16456246546 is a wasteful number, since it uses less digits than its factorization.

16456246546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529548.

The product of its digits is 4147200, while the sum is 49.

The spelling of 16456246546 in words is "sixteen billion, four hundred fifty-six million, two hundred forty-six thousand, five hundred forty-six".