1188040884808 has 8 divisors (see below), whose sum is σ = 2227576659030. Its totient is φ = 594020442400.

The previous prime is 1188040884749. The next prime is 1188040884809. The reversal of 1188040884808 is 8084880408811.

It can be written as a sum of positive squares in only one way, i.e., 611051763204 + 576989121604 = 781698^2 + 759598^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1188040884808² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1188040884809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74252555293 + ... + 74252555308.

Almost surely, 2^{1188040884808} is an apocalyptic number.

It is an amenable number.

1188040884808 is a deficient number, since it is larger than the sum of its proper divisors (1039535774222).

1188040884808 is a wasteful number, since it uses less digits than its factorization.

1188040884808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148505110607 (or 148505110603 counting only the distinct ones).

The product of its (nonzero) digits is 4194304, while the sum is 58.

The spelling of 1188040884808 in words is "one trillion, one hundred eighty-eight billion, forty million, eight hundred eighty-four thousand, eight hundred eight".