240634533455340 has 24 divisors (see below), whose sum is σ = 673776693675120. Its totient is φ = 64169208921408.

The previous prime is 240634533455311. The next prime is 240634533455357. The reversal of 240634533455340 is 43554335436042.

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, 2005287778735 + ... + 2005287778854.

It is an arithmetic number, because the mean of its divisors is an integer number (28074028903130).

Almost surely, 2^{240634533455340} is an apocalyptic number.

240634533455340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240634533455340 is an abundant number, since it is smaller than the sum of its proper divisors (433142160219780).

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

240634533455340 is a wasteful number, since it uses less digits than its factorization.

240634533455340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010575557601 (or 4010575557599 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 51.

The spelling of 240634533455340 in words is "two hundred forty trillion, six hundred thirty-four billion, five hundred thirty-three million, four hundred fifty-five thousand, three hundred forty".