240135245402 has 16 divisors (see below), whose sum is σ = 388810824192. Its totient is φ = 110574496560.

The previous prime is 240135245369. The next prime is 240135245419. The reversal of 240135245402 is 204542531042.

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, 10703378 + ... + 10725789.

It is an arithmetic number, because the mean of its divisors is an integer number (24300676512).

Almost surely, 2^240135245402 is an apocalyptic number.

240135245402 is a deficient number, since it is larger than the sum of its proper divisors (148675578790).

240135245402 is a wasteful number, since it uses less digits than its factorization.

240135245402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21429613.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 240135245402 its reverse (204542531042), we get a palindrome (444677776444).

The spelling of 240135245402 in words is "two hundred forty billion, one hundred thirty-five million, two hundred forty-five thousand, four hundred two".