1155098050560 has 896 divisors, whose sum is σ = 4383741006000. Its totient is φ = 291240935424.

The previous prime is 1155098050501. The next prime is 1155098050651. The reversal of 1155098050560 is 650508905511.

1155098050560 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 0 + 9 + 80 + 5 + 0 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2269347586 + ... + 2269348094.

Almost surely, 2^{1155098050560} is an apocalyptic number.

1155098050560 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 1155098050560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2191870503000).

1155098050560 is an abundant number, since it is smaller than the sum of its proper divisors (3228642955440).

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

1155098050560 is an frugal number, since it uses more digits than its factorization.

1155098050560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 45.

The spelling of 1155098050560 in words is "one trillion, one hundred fifty-five billion, ninety-eight million, fifty thousand, five hundred sixty".