2646436412 has 12 divisors (see below), whose sum is σ = 4790962680. Its totient is φ = 1277589936.

The previous prime is 2646436409. The next prime is 2646436447. The reversal of 2646436412 is 2146346462.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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, 11406938 + ... + 11407169.

It is an arithmetic number, because the mean of its divisors is an integer number (399246890).

Almost surely, 2^2646436412 is an apocalyptic number.

It is an amenable number.

2646436412 is a deficient number, since it is larger than the sum of its proper divisors (2144526268).

2646436412 is a wasteful number, since it uses less digits than its factorization.

2646436412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22814140 (or 22814138 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 2646436412 is about 51443.5264343338. The cubic root of 2646436412 is about 1383.2069246211.

The spelling of 2646436412 in words is "two billion, six hundred forty-six million, four hundred thirty-six thousand, four hundred twelve".