1152215017056 has 36 divisors (see below), whose sum is σ = 3276611455572. Its totient is φ = 384071672256.

The previous prime is 1152215017049. The next prime is 1152215017081. The reversal of 1152215017056 is 6507105122511.

1152215017056 is a `hidden beast` number, since 1 + 1 + 522 + 15 + 0 + 1 + 70 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1152215017056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2000373006 + ... + 2000373581.

It is an arithmetic number, because the mean of its divisors is an integer number (91016984877).

Almost surely, 2^{1152215017056} is an apocalyptic number.

1152215017056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1152215017056 is an abundant number, since it is smaller than the sum of its proper divisors (2124396438516).

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

1152215017056 is a wasteful number, since it uses less digits than its factorization.

1152215017056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000746603 (or 4000746592 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 36.

The spelling of 1152215017056 in words is "one trillion, one hundred fifty-two billion, two hundred fifteen million, seventeen thousand, fifty-six".