1151153246880 has 1152 divisors, whose sum is σ = 5083736007168. Its totient is φ = 239499804672.

The previous prime is 1151153246861. The next prime is 1151153246891. The reversal of 1151153246880 is 886423511511.

1151153246880 is a `hidden beast` number, since 1 + 1 + 51 + 1 + 532 + 4 + 68 + 8 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 258277612 + ... + 258282068.

It is an arithmetic number, because the mean of its divisors is an integer number (4412965284).

Almost surely, 2^{1151153246880} is an apocalyptic number.

1151153246880 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 1151153246880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2541868003584).

1151153246880 is an abundant number, since it is smaller than the sum of its proper divisors (3932582760288).

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

1151153246880 is a wasteful number, since it uses less digits than its factorization.

1151153246880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4580 (or 4560 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 45.

The spelling of 1151153246880 in words is "one trillion, one hundred fifty-one billion, one hundred fifty-three million, two hundred forty-six thousand, eight hundred eighty".