2406646763 has 4 divisors (see below), whose sum is σ = 2410390248. Its totient is φ = 2402903280.

The previous prime is 2406646709. The next prime is 2406646789. The reversal of 2406646763 is 3676466042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3676466042 = 2 ⋅1838233021.

It is a cyclic number.

It is not a de Polignac number, because 2406646763 - 2²⁶ = 2339537899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2406646793) 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, 1870778 + ... + 1872063.

It is an arithmetic number, because the mean of its divisors is an integer number (602597562).

Almost surely, 2^2406646763 is an apocalyptic number.

2406646763 is a deficient number, since it is larger than the sum of its proper divisors (3743485).

2406646763 is an equidigital number, since it uses as much as digits as its factorization.

2406646763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743484.

The product of its (nonzero) digits is 870912, while the sum is 44.

The square root of 2406646763 is about 49057.5861921477. The cubic root of 2406646763 is about 1340.1007503886.

The spelling of 2406646763 in words is "two billion, four hundred six million, six hundred forty-six thousand, seven hundred sixty-three".