2646246264 has 32 divisors (see below), whose sum is σ = 6756376320. Its totient is φ = 863314016.

The previous prime is 2646246257. The next prime is 2646246269. The reversal of 2646246264 is 4626426462.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646246269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171854 + ... + 1174109.

It is an arithmetic number, because the mean of its divisors is an integer number (211136760).

Almost surely, 2^2646246264 is an apocalyptic number.

2646246264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2646246264 is an abundant number, since it is smaller than the sum of its proper divisors (4110130056).

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

2646246264 is a wasteful number, since it uses less digits than its factorization.

2646246264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346019 (or 2346015 counting only the distinct ones).

The product of its digits is 663552, while the sum is 42.

The square root of 2646246264 is about 51441.6782774435. The cubic root of 2646246264 is about 1383.1737957529.

The spelling of 2646246264 in words is "two billion, six hundred forty-six million, two hundred forty-six thousand, two hundred sixty-four".