11565150425 has 6 divisors (see below), whose sum is σ = 14340786558. Its totient is φ = 9252120320.

The previous prime is 11565150407. The next prime is 11565150427. The reversal of 11565150425 is 52405156511.

It can be written as a sum of positive squares in 3 ways, for example, as 2288378569 + 9276771856 = 47837^2 + 96316^2 .

It is not a de Polignac number, because 11565150425 - 2⁶ = 11565150361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11565150427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231302984 + ... + 231303033.

It is an arithmetic number, because the mean of its divisors is an integer number (2390131093).

Almost surely, 2^11565150425 is an apocalyptic number.

It is an amenable number.

11565150425 is a deficient number, since it is larger than the sum of its proper divisors (2775636133).

11565150425 is an equidigital number, since it uses as much as digits as its factorization.

11565150425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462606027 (or 462606022 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 11565150425 in words is "eleven billion, five hundred sixty-five million, one hundred fifty thousand, four hundred twenty-five".