243525413034355 has 4 divisors (see below), whose sum is σ = 292230495641232. Its totient is φ = 194820330427480.

The previous prime is 243525413034347. The next prime is 243525413034367. The reversal of 243525413034355 is 553430314525342.

It is a happy number.

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

It is not a de Polignac number, because 243525413034355 - 2³ = 243525413034347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 243525413034299 and 243525413034308.

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, 24352541303431 + ... + 24352541303440.

It is an arithmetic number, because the mean of its divisors is an integer number (73057623910308).

Almost surely, 2^{243525413034355} is an apocalyptic number.

243525413034355 is a deficient number, since it is larger than the sum of its proper divisors (48705082606877).

243525413034355 is an equidigital number, since it uses as much as digits as its factorization.

243525413034355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48705082606876.

The product of its (nonzero) digits is 12960000, while the sum is 49.

Adding to 243525413034355 its reverse (553430314525342), we get a palindrome (796955727559697).

The spelling of 243525413034355 in words is "two hundred forty-three trillion, five hundred twenty-five billion, four hundred thirteen million, thirty-four thousand, three hundred fifty-five".