1154845234356 has 384 divisors, whose sum is σ = 3265896775680. Its totient is φ = 313709760000.

The previous prime is 1154845234351. The next prime is 1154845234379. The reversal of 1154845234356 is 6534325484511.

It is a junction number, because it is equal to n+sod(n) for n = 1154845234299 and 1154845234308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154845234351) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 723133350 + ... + 723134946.

It is an arithmetic number, because the mean of its divisors is an integer number (8504939520).

Almost surely, 2^{1154845234356} 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 1154845234356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1632948387840).

1154845234356 is an abundant number, since it is smaller than the sum of its proper divisors (2111051541324).

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

1154845234356 is a wasteful number, since it uses less digits than its factorization.

1154845234356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867 (or 1865 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 51.

The spelling of 1154845234356 in words is "one trillion, one hundred fifty-four billion, eight hundred forty-five million, two hundred thirty-four thousand, three hundred fifty-six".