1182536920320 has 576 divisors, whose sum is σ = 4549476986880. Its totient is φ = 255727632384.

The previous prime is 1182536920319. The next prime is 1182536920447. The reversal of 1182536920320 is 230296352811.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 665467272 + ... + 665469048.

Almost surely, 2^{1182536920320} is an apocalyptic number.

1182536920320 is a gapful number since it is divisible by the number (10) 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 1182536920320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2274738493440).

1182536920320 is an abundant number, since it is smaller than the sum of its proper divisors (3366940066560).

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

1182536920320 is a wasteful number, since it uses less digits than its factorization.

1182536920320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130 (or 3116 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 1182536920320 in words is "one trillion, one hundred eighty-two billion, five hundred thirty-six million, nine hundred twenty thousand, three hundred twenty".