240043339993 has 8 divisors (see below), whose sum is σ = 242263992960. Its totient is φ = 237823022160.

The previous prime is 240043339951. The next prime is 240043340027. The reversal of 240043339993 is 399933340042.

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

It is a cyclic number.

It is not a de Polignac number, because 240043339993 - 2²¹ = 240041242841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240043339093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1491648 + ... + 1644718.

It is an arithmetic number, because the mean of its divisors is an integer number (30282999120).

Almost surely, 2^240043339993 is an apocalyptic number.

It is an amenable number.

240043339993 is a deficient number, since it is larger than the sum of its proper divisors (2220652967).

240043339993 is a wasteful number, since it uses less digits than its factorization.

240043339993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167567.

The product of its (nonzero) digits is 1889568, while the sum is 49.

Adding to 240043339993 its sum of digits (49), we get a palindrome (240043340042).

The spelling of 240043339993 in words is "two hundred forty billion, forty-three million, three hundred thirty-nine thousand, nine hundred ninety-three".