4684781606261 has 4 divisors (see below), whose sum is σ = 4699845213024. Its totient is φ = 4669717999500.

The previous prime is 4684781606257. The next prime is 4684781606279. The reversal of 4684781606261 is 1626061874864.

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.

It is a cyclic number.

It is not a de Polignac number, because 4684781606261 - 2² = 4684781606257 is a prime.

It is a super-2 number, since 2×4684781606261² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

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 4684781606261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4684781606231) 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, 7531802915 + ... + 7531803536.

It is an arithmetic number, because the mean of its divisors is an integer number (1174961303256).

Almost surely, 2^{4684781606261} is an apocalyptic number.

It is an amenable number.

4684781606261 is a deficient number, since it is larger than the sum of its proper divisors (15063606763).

4684781606261 is a wasteful number, since it uses less digits than its factorization.

4684781606261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15063606762.

The product of its (nonzero) digits is 18579456, while the sum is 59.

The spelling of 4684781606261 in words is "four trillion, six hundred eighty-four billion, seven hundred eighty-one million, six hundred six thousand, two hundred sixty-one".