1134387265536 has 644 divisors, whose sum is σ = 3960898898832. Its totient is φ = 317995352064.

The previous prime is 1134387265523. The next prime is 1134387265591. The reversal of 1134387265536 is 6355627834311.

1134387265536 is a `hidden beast` number, since 1 + 1 + 3 + 4 + 3 + 87 + 2 + 6 + 553 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 21403533286 + ... + 21403533338.

Almost surely, 2^{1134387265536} is an apocalyptic number.

1134387265536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1134387265536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1980449449416).

1134387265536 is an abundant number, since it is smaller than the sum of its proper divisors (2826511633296).

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

1134387265536 is an frugal number, since it uses more digits than its factorization.

1134387265536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 65 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The spelling of 1134387265536 in words is "one trillion, one hundred thirty-four billion, three hundred eighty-seven million, two hundred sixty-five thousand, five hundred thirty-six".