2021340241408 has 40 divisors (see below), whose sum is σ = 4038880012992. Its totient is φ = 1010633220096.

The previous prime is 2021340241381. The next prime is 2021340241421. The reversal of 2021340241408 is 8041420431202.

It is a self number, because there is not a number n which added to its sum of digits gives 2021340241408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18771016 + ... + 18878392.

Almost surely, 2^{2021340241408} is an apocalyptic number.

It is an amenable number.

2021340241408 is a deficient number, since it is larger than the sum of its proper divisors (2017539771584).

2021340241408 is an equidigital number, since it uses as much as digits as its factorization.

2021340241408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144162 (or 144146 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The spelling of 2021340241408 in words is "two trillion, twenty-one billion, three hundred forty million, two hundred forty-one thousand, four hundred eight".