1157236851744 has 144 divisors (see below), whose sum is σ = 3544748573184. Its totient is φ = 357071616000.

The previous prime is 1157236851733. The next prime is 1157236851769. The reversal of 1157236851744 is 4471586327511.

1157236851744 is a `hidden beast` number, since 1 + 1 + 5 + 7 + 23 + 68 + 517 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

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 23 ways as a sum of consecutive naturals, for example, 2612457 + ... + 3023144.

It is an arithmetic number, because the mean of its divisors is an integer number (24616309536).

Almost surely, 2^{1157236851744} is an apocalyptic number.

It is an amenable number.

1157236851744 is an abundant number, since it is smaller than the sum of its proper divisors (2387511721440).

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

1157236851744 is a wasteful number, since it uses less digits than its factorization.

1157236851744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5635671 (or 5635660 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 54.

The spelling of 1157236851744 in words is "one trillion, one hundred fifty-seven billion, two hundred thirty-six million, eight hundred fifty-one thousand, seven hundred forty-four".