366670666656 has 144 divisors (see below), whose sum is σ = 1192855809600. Its totient is φ = 104659651584.

The previous prime is 366670666627. The next prime is 366670666673. The reversal of 366670666656 is 656666076663.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 366670666593 and 366670666602.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1965060 + ... + 2143548.

It is an arithmetic number, because the mean of its divisors is an integer number (8283720900).

Almost surely, 2^366670666656 is an apocalyptic number.

366670666656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366670666656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596427904800).

366670666656 is an abundant number, since it is smaller than the sum of its proper divisors (826185142944).

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

366670666656 is a wasteful number, since it uses less digits than its factorization.

366670666656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179531 (or 179520 counting only the distinct ones).

The product of its (nonzero) digits is 176359680, while the sum is 63.

The spelling of 366670666656 in words is "three hundred sixty-six billion, six hundred seventy million, six hundred sixty-six thousand, six hundred fifty-six".