11654511605125 has 16 divisors (see below), whose sum is σ = 15177214420992. Its totient is φ = 8918234965200.

The previous prime is 11654511605123. The next prime is 11654511605147. The reversal of 11654511605125 is 52150611545611.

It is not a de Polignac number, because 11654511605125 - 2¹ = 11654511605123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11654511605123) by changing a digit.

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, 2026868709 + ... + 2026874458.

It is an arithmetic number, because the mean of its divisors is an integer number (948575901312).

Almost surely, 2^{11654511605125} is an apocalyptic number.

It is an amenable number.

11654511605125 is a deficient number, since it is larger than the sum of its proper divisors (3522702815867).

11654511605125 is an equidigital number, since it uses as much as digits as its factorization.

11654511605125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053743205 (or 4053743195 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 43.

The spelling of 11654511605125 in words is "eleven trillion, six hundred fifty-four billion, five hundred eleven million, six hundred five thousand, one hundred twenty-five".