243813996410 has 8 divisors (see below), whose sum is σ = 438865193556. Its totient is φ = 97525598560.

The previous prime is 243813996389. The next prime is 243813996449. The reversal of 243813996410 is 14699318342.

It can be written as a sum of positive squares in 2 ways, for example, as 243778200121 + 35796289 = 493739^2 + 5983^2 .

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

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, 12190699811 + ... + 12190699830.

Almost surely, 2^243813996410 is an apocalyptic number.

243813996410 is a deficient number, since it is larger than the sum of its proper divisors (195051197146).

243813996410 is a wasteful number, since it uses less digits than its factorization.

243813996410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24381399648.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 243813996410 in words is "two hundred forty-three billion, eight hundred thirteen million, nine hundred ninety-six thousand, four hundred ten".