1129298180736 has 192 divisors, whose sum is σ = 3315633501600. Its totient is φ = 340297267200.

The previous prime is 1129298180629. The next prime is 1129298180741. The reversal of 1129298180736 is 6370818929211.

It is a tau number, because it is divible by the number of its divisors (192).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8249166 + ... + 8384946.

Almost surely, 2^{1129298180736} is an apocalyptic number.

1129298180736 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 1129298180736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1657816750800).

1129298180736 is an abundant number, since it is smaller than the sum of its proper divisors (2186335320864).

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

1129298180736 is a wasteful number, since it uses less digits than its factorization.

1129298180736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135999 (or 135976 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 57.

The spelling of 1129298180736 in words is "one trillion, one hundred twenty-nine billion, two hundred ninety-eight million, one hundred eighty thousand, seven hundred thirty-six".