1131745530480 has 160 divisors (see below), whose sum is σ = 3603993329664. Its totient is φ = 293580131328.

The previous prime is 1131745530473. The next prime is 1131745530481. The reversal of 1131745530480 is 840355471311.

It is a super-2 number, since 2×1131745530480² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131745530481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54539467 + ... + 54560213.

Almost surely, 2^{1131745530480} is an apocalyptic number.

1131745530480 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 1131745530480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1801996664832).

1131745530480 is an abundant number, since it is smaller than the sum of its proper divisors (2472247799184).

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

1131745530480 is a wasteful number, since it uses less digits than its factorization.

1131745530480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26943 (or 26937 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 1131745530480 in words is "one trillion, one hundred thirty-one billion, seven hundred forty-five million, five hundred thirty thousand, four hundred eighty".