461644115102401 has 24 divisors (see below), whose sum is σ = 579918220761152. Its totient is φ = 359721665820000.

The previous prime is 461644115102399. The next prime is 461644115102413. The reversal of 461644115102401 is 104201511446164.

It is not a de Polignac number, because 461644115102401 - 2¹ = 461644115102399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (461644115102501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 458784031 + ... + 459789163.

Almost surely, 2^{461644115102401} is an apocalyptic number.

It is an amenable number.

461644115102401 is a deficient number, since it is larger than the sum of its proper divisors (118274105658751).

461644115102401 is a wasteful number, since it uses less digits than its factorization.

461644115102401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547413 (or 1547402 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

Adding to 461644115102401 its reverse (104201511446164), we get a palindrome (565845626548565).

The spelling of 461644115102401 in words is "four hundred sixty-one trillion, six hundred forty-four billion, one hundred fifteen million, one hundred two thousand, four hundred one".