12645036111 has 16 divisors (see below), whose sum is σ = 17291957760. Its totient is φ = 8216176800.

The previous prime is 12645036097. The next prime is 12645036119. The reversal of 12645036111 is 11163054621.

It is a happy number.

It is not a de Polignac number, because 12645036111 - 2¹³ = 12645027919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12645036119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239331 + ... + 287348.

It is an arithmetic number, because the mean of its divisors is an integer number (1080747360).

Almost surely, 2^12645036111 is an apocalyptic number.

12645036111 is a deficient number, since it is larger than the sum of its proper divisors (4646921649).

12645036111 is a wasteful number, since it uses less digits than its factorization.

12645036111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526886.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 12645036111 in words is "twelve billion, six hundred forty-five million, thirty-six thousand, one hundred eleven".