16483438461 has 16 divisors (see below), whose sum is σ = 25366313088. Its totient is φ = 9325848000.

The previous prime is 16483438457. The next prime is 16483438463.

16483438461 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16483438461 - 2² = 16483438457 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16483438461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16483438463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3883650 + ... + 3887891.

It is an arithmetic number, because the mean of its divisors is an integer number (1585394568).

Almost surely, 2^16483438461 is an apocalyptic number.

It is an amenable number.

16483438461 is a deficient number, since it is larger than the sum of its proper divisors (8882874627).

16483438461 is a wasteful number, since it uses less digits than its factorization.

16483438461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7771652.

The product of its digits is 1327104, while the sum is 48.

The spelling of 16483438461 in words is "sixteen billion, four hundred eighty-three million, four hundred thirty-eight thousand, four hundred sixty-one".