6156117021216 has 48 divisors (see below), whose sum is σ = 16862407498944. Its totient is φ = 1962819919104.

The previous prime is 6156117021191. The next prime is 6156117021251. The reversal of 6156117021216 is 6121207116516.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1394046031 + ... + 1394050446.

It is an arithmetic number, because the mean of its divisors is an integer number (351300156228).

Almost surely, 2^{6156117021216} is an apocalyptic number.

It is an amenable number.

6156117021216 is an abundant number, since it is smaller than the sum of its proper divisors (10706290477728).

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

6156117021216 is a wasteful number, since it uses less digits than its factorization.

6156117021216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788096513 (or 2788096505 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 39.

The spelling of 6156117021216 in words is "six trillion, one hundred fifty-six billion, one hundred seventeen million, twenty-one thousand, two hundred sixteen".