2646601460 has 12 divisors (see below), whose sum is σ = 5557863108. Its totient is φ = 1058640576.

The previous prime is 2646601427. The next prime is 2646601469. The reversal of 2646601460 is 641066462.

It can be written as a sum of positive squares in 2 ways, for example, as 1044840976 + 1601760484 = 32324^2 + 40022^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2646601460.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646601469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66165017 + ... + 66165056.

It is an arithmetic number, because the mean of its divisors is an integer number (463155259).

Almost surely, 2^2646601460 is an apocalyptic number.

2646601460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2646601460 is an abundant number, since it is smaller than the sum of its proper divisors (2911261648).

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

2646601460 is a wasteful number, since it uses less digits than its factorization.

2646601460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132330082 (or 132330080 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 2646601460 is about 51445.1305761780. The cubic root of 2646601460 is about 1383.2356791115.

The spelling of 2646601460 in words is "two billion, six hundred forty-six million, six hundred one thousand, four hundred sixty".