243550540941 has 32 divisors (see below), whose sum is σ = 332618711040. Its totient is φ = 158445775296.

The previous prime is 243550540907. The next prime is 243550540951. The reversal of 243550540941 is 149045055342.

It is not a de Polignac number, because 243550540941 - 2¹¹ = 243550538893 is a prime.

It is a super-3 number, since 3×243550540941³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243550540893 and 243550540902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243550540951) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123066490 + ... + 123068468.

It is an arithmetic number, because the mean of its divisors is an integer number (10394334720).

Almost surely, 2^243550540941 is an apocalyptic number.

It is an amenable number.

243550540941 is a deficient number, since it is larger than the sum of its proper divisors (89068170099).

243550540941 is a wasteful number, since it uses less digits than its factorization.

243550540941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 243550540941 in words is "two hundred forty-three billion, five hundred fifty million, five hundred forty thousand, nine hundred forty-one".