2443452215540 has 48 divisors (see below), whose sum is σ = 5889454002432. Its totient is φ = 834159518976.

The previous prime is 2443452215531. The next prime is 2443452215563. The reversal of 2443452215540 is 455122543442.

2443452215540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37420664 + ... + 37485903.

It is an arithmetic number, because the mean of its divisors is an integer number (122696958384).

Almost surely, 2^{2443452215540} is an apocalyptic number.

2443452215540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2443452215540 is an abundant number, since it is smaller than the sum of its proper divisors (3446001786892).

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

2443452215540 is a wasteful number, since it uses less digits than its factorization.

2443452215540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74906816 (or 74906814 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 2443452215540 its reverse (455122543442), we get a palindrome (2898574758982).

The spelling of 2443452215540 in words is "two trillion, four hundred forty-three billion, four hundred fifty-two million, two hundred fifteen thousand, five hundred forty".