11546491645 has 16 divisors (see below), whose sum is σ = 15239105280. Its totient is φ = 8345219904.

The previous prime is 11546491637. The next prime is 11546491741. The reversal of 11546491645 is 54619464511.

It is a cyclic number.

It is not a de Polignac number, because 11546491645 - 2³ = 11546491637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11546491595 and 11546491604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1886715 + ... + 1892824.

It is an arithmetic number, because the mean of its divisors is an integer number (952444080).

Almost surely, 2^11546491645 is an apocalyptic number.

It is an amenable number.

11546491645 is a deficient number, since it is larger than the sum of its proper divisors (3692613635).

11546491645 is a wasteful number, since it uses less digits than its factorization.

11546491645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3779604.

The product of its digits is 518400, while the sum is 46.

The spelling of 11546491645 in words is "eleven billion, five hundred forty-six million, four hundred ninety-one thousand, six hundred forty-five".