2206646640462 has 32 divisors (see below), whose sum is σ = 4814557165440. Its totient is φ = 668673105120.

The previous prime is 2206646640409. The next prime is 2206646640491. The reversal of 2206646640462 is 2640466466022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8624793 + ... + 8876955.

It is an arithmetic number, because the mean of its divisors is an integer number (150454911420).

Almost surely, 2^{2206646640462} is an apocalyptic number.

2206646640462 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2206646640462 is an abundant number, since it is smaller than the sum of its proper divisors (2607910524978).

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

2206646640462 is a wasteful number, since it uses less digits than its factorization.

2206646640462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384768.

The product of its (nonzero) digits is 3981312, while the sum is 48.

The spelling of 2206646640462 in words is "two trillion, two hundred six billion, six hundred forty-six million, six hundred forty thousand, four hundred sixty-two".