2646266046 has 8 divisors (see below), whose sum is σ = 5292532104. Its totient is φ = 882088680.

The previous prime is 2646266041. The next prime is 2646266089. The reversal of 2646266046 is 6406626462.

It is a sphenic number, since it is the product of 3 distinct primes.

2646266046 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2646265989 and 2646266007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646266041) 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 3 ways as a sum of consecutive naturals, for example, 220522165 + ... + 220522176.

It is an arithmetic number, because the mean of its divisors is an integer number (661566513).

Almost surely, 2^2646266046 is an apocalyptic number.

2646266046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2646266046 is a wasteful number, since it uses less digits than its factorization.

2646266046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441044346.

The product of its (nonzero) digits is 497664, while the sum is 42.

The square root of 2646266046 is about 51441.8705530816. The cubic root of 2646266046 is about 1383.1772423804.

The spelling of 2646266046 in words is "two billion, six hundred forty-six million, two hundred sixty-six thousand, forty-six".