1156144345446 has 8 divisors (see below), whose sum is σ = 2312288690904. Its totient is φ = 385381448480.

The previous prime is 1156144345379. The next prime is 1156144345463. The reversal of 1156144345446 is 6445434416511.

It is a sphenic number, since it is the product of 3 distinct primes.

1156144345446 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1156144345395 and 1156144345404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96345362115 + ... + 96345362126.

It is an arithmetic number, because the mean of its divisors is an integer number (289036086363).

Almost surely, 2^{1156144345446} is an apocalyptic number.

1156144345446 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1156144345446 is a wasteful number, since it uses less digits than its factorization.

1156144345446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192690724246.

The product of its digits is 2764800, while the sum is 48.

The spelling of 1156144345446 in words is "one trillion, one hundred fifty-six billion, one hundred forty-four million, three hundred forty-five thousand, four hundred forty-six".