9141561744 has 80 divisors (see below), whose sum is σ = 27168261120. Its totient is φ = 2594563200.

The previous prime is 9141561721. The next prime is 9141561749. The reversal of 9141561744 is 4471651419.

It is a super-2 number, since 2×9141561744² (a number of 21 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 9141561696 and 9141561705.

It is not an unprimeable number, because it can be changed into a prime (9141561749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39354 + ... + 140825.

It is an arithmetic number, because the mean of its divisors is an integer number (339603264).

Almost surely, 2^9141561744 is an apocalyptic number.

It is an amenable number.

9141561744 is an abundant number, since it is smaller than the sum of its proper divisors (18026699376).

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

9141561744 is a wasteful number, since it uses less digits than its factorization.

9141561744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180348 (or 180342 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 9141561744 is about 95611.5147040355. The cubic root of 9141561744 is about 2090.9330742087.

The spelling of 9141561744 in words is "nine billion, one hundred forty-one million, five hundred sixty-one thousand, seven hundred forty-four".