999460246610261 has 4 divisors (see below), whose sum is σ = 999460319620224. Its totient is φ = 999460173600300.

The previous prime is 999460246610179. The next prime is 999460246610299. The reversal of 999460246610261 is 162016642064999.

999460246610261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 999460246610261 - 2¹⁸ = 999460246348117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999460246616261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9126245 + ... + 45631226.

It is an arithmetic number, because the mean of its divisors is an integer number (249865079905056).

It is a Poulet number, since it divides 2^{999460246610260}-1.

Almost surely, 2^{999460246610261} is an apocalyptic number.

999460246610261 is the 18252491-st octagonal number.

It is an amenable number.

999460246610261 is a deficient number, since it is larger than the sum of its proper divisors (73009963).

999460246610261 is a wasteful number, since it uses less digits than its factorization.

999460246610261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73009962.

The product of its (nonzero) digits is 60466176, while the sum is 65.

The spelling of 999460246610261 in words is "nine hundred ninety-nine trillion, four hundred sixty billion, two hundred forty-six million, six hundred ten thousand, two hundred sixty-one".