2443005342440 has 32 divisors (see below), whose sum is σ = 5919589869480. Its totient is φ = 902032741632.

The previous prime is 2443005342403. The next prime is 2443005342493. The reversal of 2443005342440 is 442435003442.

It can be written as a sum of positive squares in 4 ways, for example, as 2157590827876 + 285414514564 = 1468874^2 + 534242^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2443005342440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2349043079 + ... + 2349044118.

Almost surely, 2^{2443005342440} is an apocalyptic number.

2443005342440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2443005342440 is an abundant number, since it is smaller than the sum of its proper divisors (3476584527040).

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

2443005342440 is a wasteful number, since it uses less digits than its factorization.

2443005342440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4698087221 (or 4698087217 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 35.

The spelling of 2443005342440 in words is "two trillion, four hundred forty-three billion, five million, three hundred forty-two thousand, four hundred forty".