1188045048616 has 8 divisors (see below), whose sum is σ = 2227584466170. Its totient is φ = 594022524304.

The previous prime is 1188045048607. The next prime is 1188045048629. The reversal of 1188045048616 is 6168405408811.

It can be written as a sum of positive squares in only one way, i.e., 912892346116 + 275152702500 = 955454^2 + 524550^2 .

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

It is a super-2 number, since 2×1188045048616² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74252815531 + ... + 74252815546.

Almost surely, 2^{1188045048616} is an apocalyptic number.

It is an amenable number.

1188045048616 is a deficient number, since it is larger than the sum of its proper divisors (1039539417554).

1188045048616 is a wasteful number, since it uses less digits than its factorization.

1188045048616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148505631083 (or 148505631079 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 1188045048616 in words is "one trillion, one hundred eighty-eight billion, forty-five million, forty-eight thousand, six hundred sixteen".