12535527694 has 32 divisors (see below), whose sum is σ = 20252935872. Its totient is φ = 5797440000.

The previous prime is 12535527671. The next prime is 12535527701. The reversal of 12535527694 is 49672553521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3795844 + ... + 3799144.

It is an arithmetic number, because the mean of its divisors is an integer number (632904246).

Almost surely, 2^12535527694 is an apocalyptic number.

12535527694 is a deficient number, since it is larger than the sum of its proper divisors (7717408178).

12535527694 is a wasteful number, since it uses less digits than its factorization.

12535527694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212.

The product of its digits is 2268000, while the sum is 49.

The spelling of 12535527694 in words is "twelve billion, five hundred thirty-five million, five hundred twenty-seven thousand, six hundred ninety-four".