11648856551344 has 20 divisors (see below), whose sum is σ = 22586744892760. Its totient is φ = 5820019159680.

The previous prime is 11648856551327. The next prime is 11648856551377. The reversal of 11648856551344 is 44315565884611.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275547954 + ... + 275590225.

It is an arithmetic number, because the mean of its divisors is an integer number (1129337244638).

Almost surely, 2^{11648856551344} is an apocalyptic number.

It is an amenable number.

11648856551344 is a deficient number, since it is larger than the sum of its proper divisors (10937888341416).

11648856551344 is a wasteful number, since it uses less digits than its factorization.

11648856551344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551139508 (or 551139502 counting only the distinct ones).

The product of its digits is 55296000, while the sum is 61.

The spelling of 11648856551344 in words is "eleven trillion, six hundred forty-eight billion, eight hundred fifty-six million, five hundred fifty-one thousand, three hundred forty-four".