1187067018264 has 128 divisors (see below), whose sum is σ = 3074189690880. Its totient is φ = 381710131200.

The previous prime is 1187067018259. The next prime is 1187067018287. The reversal of 1187067018264 is 4628107607811.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117491437 + ... + 117501539.

It is an arithmetic number, because the mean of its divisors is an integer number (24017106960).

Almost surely, 2^{1187067018264} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1187067018264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1537094845440).

1187067018264 is an abundant number, since it is smaller than the sum of its proper divisors (1887122672616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1187067018264 is a wasteful number, since it uses less digits than its factorization.

1187067018264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11481 (or 11477 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 51.

The spelling of 1187067018264 in words is "one trillion, one hundred eighty-seven billion, sixty-seven million, eighteen thousand, two hundred sixty-four".