2640446060246 has 8 divisors (see below), whose sum is σ = 3962332545264. Its totient is φ = 1319668545160.

The previous prime is 2640446060227. The next prime is 2640446060249. The reversal of 2640446060246 is 6420606440462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2640446060197 and 2640446060206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2640446060249) 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, 277236530 + ... + 277246053.

It is an arithmetic number, because the mean of its divisors is an integer number (495291568158).

Almost surely, 2^{2640446060246} is an apocalyptic number.

2640446060246 is a deficient number, since it is larger than the sum of its proper divisors (1321886485018).

2640446060246 is a wasteful number, since it uses less digits than its factorization.

2640446060246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554484966.

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 2640446060246 in words is "two trillion, six hundred forty billion, four hundred forty-six million, sixty thousand, two hundred forty-six".