12535777091 has 8 divisors (see below), whose sum is σ = 12581017200. Its totient is φ = 12490601760.

The previous prime is 12535777073. The next prime is 12535777127. The reversal of 12535777091 is 19077753521.

It is a happy number.

12535777091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12535777091 - 2⁶ = 12535777027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12535777021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389681 + ... + 420621.

It is an arithmetic number, because the mean of its divisors is an integer number (1572627150).

Almost surely, 2^12535777091 is an apocalyptic number.

12535777091 is a deficient number, since it is larger than the sum of its proper divisors (45240109).

12535777091 is a wasteful number, since it uses less digits than its factorization.

12535777091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32389.

The product of its (nonzero) digits is 463050, while the sum is 47.

The spelling of 12535777091 in words is "twelve billion, five hundred thirty-five million, seven hundred seventy-seven thousand, ninety-one".