16401210461 has 16 divisors (see below), whose sum is σ = 17357352960. Its totient is φ = 15465930480.

The previous prime is 16401210433. The next prime is 16401210473.

16401210461 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 16401210461 - 2¹⁰ = 16401209437 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16401210461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16401210401) 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 15 ways as a sum of consecutive naturals, for example, 1249016 + ... + 1262078.

It is an arithmetic number, because the mean of its divisors is an integer number (1084834560).

Almost surely, 2^16401210461 is an apocalyptic number.

It is an amenable number.

16401210461 is a deficient number, since it is larger than the sum of its proper divisors (956142499).

16401210461 is a wasteful number, since it uses less digits than its factorization.

16401210461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13856.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 16401210461 in words is "sixteen billion, four hundred one million, two hundred ten thousand, four hundred sixty-one".