11441257155556 has 12 divisors (see below), whose sum is σ = 20023128459180. Its totient is φ = 5720363310080.

The previous prime is 11441257155533. The next prime is 11441257155557. The reversal of 11441257155556 is 65555175214411.

It can be written as a sum of positive squares in 2 ways, for example, as 2066233753600 + 9375023401956 = 1437440^2 + 3061866^2 .

It is a super-3 number, since 3×11441257155556³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11441257155557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66219865 + ... + 66392416.

It is an arithmetic number, because the mean of its divisors is an integer number (1668594038265).

Almost surely, 2^{11441257155556} is an apocalyptic number.

It is an amenable number.

11441257155556 is a deficient number, since it is larger than the sum of its proper divisors (8581871303624).

11441257155556 is a wasteful number, since it uses less digits than its factorization.

11441257155556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132633854 (or 132633852 counting only the distinct ones).

The product of its digits is 4200000, while the sum is 52.

The spelling of 11441257155556 in words is "eleven trillion, four hundred forty-one billion, two hundred fifty-seven million, one hundred fifty-five thousand, five hundred fifty-six".