30540200523115 has 4 divisors (see below), whose sum is σ = 36648240627744. Its totient is φ = 24432160418488.

The previous prime is 30540200522959. The next prime is 30540200523139. The reversal of 30540200523115 is 51132500204503.

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 30540200523115 - 2⁹ = 30540200522603 is a prime.

It is a Duffinian number.

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, 3054020052307 + ... + 3054020052316.

It is an arithmetic number, because the mean of its divisors is an integer number (9162060156936).

Almost surely, 2^{30540200523115} is an apocalyptic number.

30540200523115 is a deficient number, since it is larger than the sum of its proper divisors (6108040104629).

30540200523115 is an equidigital number, since it uses as much as digits as its factorization.

30540200523115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6108040104628.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 30540200523115 its reverse (51132500204503), we get a palindrome (81672700727618).

The spelling of 30540200523115 in words is "thirty trillion, five hundred forty billion, two hundred million, five hundred twenty-three thousand, one hundred fifteen".