243775542062 has 16 divisors (see below), whose sum is σ = 394700727120. Its totient is φ = 112251940992.

The previous prime is 243775542061. The next prime is 243775542071. The reversal of 243775542062 is 260245577342.

It is a junction number, because it is equal to n+sod(n) for n = 243775541998 and 243775542016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243775542061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10815512 + ... + 10838027.

It is an arithmetic number, because the mean of its divisors is an integer number (24668795445).

Almost surely, 2^243775542062 is an apocalyptic number.

243775542062 is a deficient number, since it is larger than the sum of its proper divisors (150925185058).

243775542062 is a wasteful number, since it uses less digits than its factorization.

243775542062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21653987.

The product of its (nonzero) digits is 2822400, while the sum is 47.

The spelling of 243775542062 in words is "two hundred forty-three billion, seven hundred seventy-five million, five hundred forty-two thousand, sixty-two".