240398228236 has 24 divisors (see below), whose sum is σ = 434338357376. Its totient is φ = 116302815360.

The previous prime is 240398228227. The next prime is 240398228341. The reversal of 240398228236 is 632822893042.

It is a self number, because there is not a number n which added to its sum of digits gives 240398228236.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623920 + ... + 932776.

Almost surely, 2^240398228236 is an apocalyptic number.

It is an amenable number.

240398228236 is a deficient number, since it is larger than the sum of its proper divisors (193940129140).

240398228236 is a wasteful number, since it uses less digits than its factorization.

240398228236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315169 (or 315167 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 49.

The spelling of 240398228236 in words is "two hundred forty billion, three hundred ninety-eight million, two hundred twenty-eight thousand, two hundred thirty-six".