240260430646 has 16 divisors (see below), whose sum is σ = 364994979840. Its totient is φ = 118595791080.

The previous prime is 240260430643. The next prime is 240260430677. The reversal of 240260430646 is 646034062042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240260430643) 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, 1348731 + ... + 1516441.

It is an arithmetic number, because the mean of its divisors is an integer number (22812186240).

Almost surely, 2^240260430646 is an apocalyptic number.

240260430646 is a deficient number, since it is larger than the sum of its proper divisors (124734549194).

240260430646 is a wasteful number, since it uses less digits than its factorization.

240260430646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176859.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 240260430646 its reverse (646034062042), we get a palindrome (886294492688).

The spelling of 240260430646 in words is "two hundred forty billion, two hundred sixty million, four hundred thirty thousand, six hundred forty-six".