2422721045743 has 12 divisors (see below), whose sum is σ = 2588216062320. Its totient is φ = 2263492625856.

The previous prime is 2422721045741. The next prime is 2422721045749. The reversal of 2422721045743 is 3475401272242.

It is not a de Polignac number, because 2422721045743 - 2¹ = 2422721045741 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2422721045743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2422721045741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28441978 + ... + 28527031.

It is an arithmetic number, because the mean of its divisors is an integer number (215684671860).

Almost surely, 2^{2422721045743} is an apocalyptic number.

2422721045743 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2422721045743 is a deficient number, since it is larger than the sum of its proper divisors (165495016577).

2422721045743 is an equidigital number, since it uses as much as digits as its factorization.

2422721045743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56969118 (or 56969075 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 43.

The spelling of 2422721045743 in words is "two trillion, four hundred twenty-two billion, seven hundred twenty-one million, forty-five thousand, seven hundred forty-three".