11615264645 has 16 divisors (see below), whose sum is σ = 14045767680. Its totient is φ = 9220647744.

The previous prime is 11615264641. The next prime is 11615264651. The reversal of 11615264645 is 54646251611.

It is a cyclic number.

It is not a de Polignac number, because 11615264645 - 2² = 11615264641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11615264641) 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, 2107964 + ... + 2113466.

It is an arithmetic number, because the mean of its divisors is an integer number (877860480).

Almost surely, 2^11615264645 is an apocalyptic number.

It is an amenable number.

11615264645 is a deficient number, since it is larger than the sum of its proper divisors (2430503035).

11615264645 is a wasteful number, since it uses less digits than its factorization.

11615264645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8684.

The product of its digits is 172800, while the sum is 41.

The spelling of 11615264645 in words is "eleven billion, six hundred fifteen million, two hundred sixty-four thousand, six hundred forty-five".