2646044220460 has 12 divisors (see below), whose sum is σ = 5556692863008. Its totient is φ = 1058417688176.

The previous prime is 2646044220427. The next prime is 2646044220461. The reversal of 2646044220460 is 640224406462.

It is a super-2 number, since 2×2646044220460² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2646044220461) 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, 66151105492 + ... + 66151105531.

It is an arithmetic number, because the mean of its divisors is an integer number (463057738584).

Almost surely, 2^{2646044220460} is an apocalyptic number.

2646044220460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2646044220460 is an abundant number, since it is smaller than the sum of its proper divisors (2910648642548).

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

2646044220460 is a wasteful number, since it uses less digits than its factorization.

2646044220460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132302211032 (or 132302211030 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 2646044220460 in words is "two trillion, six hundred forty-six billion, forty-four million, two hundred twenty thousand, four hundred sixty".