6556165151648 has 96 divisors (see below), whose sum is σ = 14848388642304. Its totient is φ = 2791320797952.

The previous prime is 6556165151593. The next prime is 6556165151729. The reversal of 6556165151648 is 8461515616556.

It is a super-3 number, since 3×6556165151648³ (a number of 39 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85655411 + ... + 85731917.

It is an arithmetic number, because the mean of its divisors is an integer number (154670715024).

Almost surely, 2^{6556165151648} 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 6556165151648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7424194321152).

6556165151648 is an abundant number, since it is smaller than the sum of its proper divisors (8292223490656).

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

6556165151648 is a wasteful number, since it uses less digits than its factorization.

6556165151648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79034 (or 79026 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 59.

The spelling of 6556165151648 in words is "six trillion, five hundred fifty-six billion, one hundred sixty-five million, one hundred fifty-one thousand, six hundred forty-eight".