243622940398 has 8 divisors (see below), whose sum is σ = 368982317808. Its totient is φ = 120628834464.

The previous prime is 243622940387. The next prime is 243622940423. The reversal of 243622940398 is 893049226342.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591317611 + ... + 591318022.

It is an arithmetic number, because the mean of its divisors is an integer number (46122789726).

Almost surely, 2^243622940398 is an apocalyptic number.

243622940398 is a deficient number, since it is larger than the sum of its proper divisors (125359377410).

243622940398 is a wasteful number, since it uses less digits than its factorization.

243622940398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182635738.

The product of its (nonzero) digits is 4478976, while the sum is 52.

The spelling of 243622940398 in words is "two hundred forty-three billion, six hundred twenty-two million, nine hundred forty thousand, three hundred ninety-eight".