243408948695 has 32 divisors (see below), whose sum is σ = 327366985536. Its totient is φ = 172182067200.

The previous prime is 243408948631. The next prime is 243408948703. The reversal of 243408948695 is 596849804342.

It is not a de Polignac number, because 243408948695 - 2⁶ = 243408948631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6528005 + ... + 6565185.

It is an arithmetic number, because the mean of its divisors is an integer number (10230218298).

Almost surely, 2^243408948695 is an apocalyptic number.

243408948695 is a deficient number, since it is larger than the sum of its proper divisors (83958036841).

243408948695 is a wasteful number, since it uses less digits than its factorization.

243408948695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40451.

The product of its (nonzero) digits is 59719680, while the sum is 62.

The spelling of 243408948695 in words is "two hundred forty-three billion, four hundred eight million, nine hundred forty-eight thousand, six hundred ninety-five".