655162566156 has 192 divisors, whose sum is σ = 2081949004800. Its totient is φ = 173991048192.

The previous prime is 655162566151. The next prime is 655162566161. The reversal of 655162566156 is 651665261556.

655162566156 is a `hidden beast` number, since 6 + 5 + 5 + 1 + 62 + 566 + 15 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (655162566151) and next prime (655162566161).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (655162566151) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 330996 + ... + 1191588.

It is an arithmetic number, because the mean of its divisors is an integer number (10843484400).

Almost surely, 2^655162566156 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 655162566156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1040974502400).

655162566156 is an abundant number, since it is smaller than the sum of its proper divisors (1426786438644).

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

655162566156 is a wasteful number, since it uses less digits than its factorization.

655162566156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860685 (or 860677 counting only the distinct ones).

The product of its digits is 9720000, while the sum is 54.

The spelling of 655162566156 in words is "six hundred fifty-five billion, one hundred sixty-two million, five hundred sixty-six thousand, one hundred fifty-six".