16465056461 has 32 divisors (see below), whose sum is σ = 21180683520. Its totient is φ = 12458880000.

The previous prime is 16465056457. The next prime is 16465056469.

16465056461 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16465056461 - 2² = 16465056457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16465056469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192311 + ... + 264411.

It is an arithmetic number, because the mean of its divisors is an integer number (661896360).

Almost surely, 2^16465056461 is an apocalyptic number.

It is an amenable number.

16465056461 is a deficient number, since it is larger than the sum of its proper divisors (4715627059).

16465056461 is a wasteful number, since it uses less digits than its factorization.

16465056461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72245.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 16465056461 in words is "sixteen billion, four hundred sixty-five million, fifty-six thousand, four hundred sixty-one".