1149816856056 has 32 divisors (see below), whose sum is σ = 3135864153600. Its totient is φ = 348429350240.

The previous prime is 1149816856031. The next prime is 1149816856061. The reversal of 1149816856056 is 6506586189411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2177683176 + ... + 2177683703.

It is an arithmetic number, because the mean of its divisors is an integer number (97995754800).

Almost surely, 2^{1149816856056} is an apocalyptic number.

It is an amenable number.

1149816856056 is an abundant number, since it is smaller than the sum of its proper divisors (1986047297544).

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

1149816856056 is a wasteful number, since it uses less digits than its factorization.

1149816856056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4355366899 (or 4355366895 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 60.

The spelling of 1149816856056 in words is "one trillion, one hundred forty-nine billion, eight hundred sixteen million, eight hundred fifty-six thousand, fifty-six".