1159642801896 has 256 divisors, whose sum is σ = 3113238240000. Its totient is φ = 359327539200.

The previous prime is 1159642801861. The next prime is 1159642801897. The reversal of 1159642801896 is 6981082469511.

It is not an unprimeable number, because it can be changed into a prime (1159642801897) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 673818316 + ... + 673820036.

It is an arithmetic number, because the mean of its divisors is an integer number (12161086875).

Almost surely, 2^{1159642801896} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1159642801896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1556619120000).

1159642801896 is an abundant number, since it is smaller than the sum of its proper divisors (1953595438104).

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

1159642801896 is a wasteful number, since it uses less digits than its factorization.

1159642801896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148 (or 2144 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 60.

The spelling of 1159642801896 in words is "one trillion, one hundred fifty-nine billion, six hundred forty-two million, eight hundred one thousand, eight hundred ninety-six".