355240124411 has 4 divisors (see below), whose sum is σ = 356504324424. Its totient is φ = 353975924400.

The previous prime is 355240124389. The next prime is 355240124413. The reversal of 355240124411 is 114421042553.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 355240124411 - 2¹⁰ = 355240123387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355240124413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632099585 + ... + 632100146.

It is an arithmetic number, because the mean of its divisors is an integer number (89126081106).

Almost surely, 2^355240124411 is an apocalyptic number.

355240124411 is a deficient number, since it is larger than the sum of its proper divisors (1264200013).

355240124411 is a wasteful number, since it uses less digits than its factorization.

355240124411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264200012.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 355240124411 its reverse (114421042553), we get a palindrome (469661166964).

The spelling of 355240124411 in words is "three hundred fifty-five billion, two hundred forty million, one hundred twenty-four thousand, four hundred eleven".