366725621952 has 168 divisors, whose sum is σ = 1090257450672. Its totient is φ = 117759744000.

The previous prime is 366725621947. The next prime is 366725621981. The reversal of 366725621952 is 259126527663.

It is a happy number.

366725621952 is a `hidden beast` number, since 3 + 6 + 6 + 7 + 2 + 5 + 621 + 9 + 5 + 2 = 666.

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, 2067327 + ... + 2237697.

Almost surely, 2^366725621952 is an apocalyptic number.

366725621952 is a gapful number since it is divisible by the number (32) 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 366725621952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545128725336).

366725621952 is an abundant number, since it is smaller than the sum of its proper divisors (723531828720).

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

366725621952 is a wasteful number, since it uses less digits than its factorization.

366725621952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170527 (or 170514 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The spelling of 366725621952 in words is "three hundred sixty-six billion, seven hundred twenty-five million, six hundred twenty-one thousand, nine hundred fifty-two".