54565650 has 96 divisors (see below), whose sum is σ = 152520000. Its totient is φ = 14521680.

The previous prime is 54565607. The next prime is 54565657. The reversal of 54565650 is 5656545.

It is a happy number.

54565650 is a `hidden beast` number, since 545 + 65 + 6 + 50 = 666.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (54565657) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109101 + ... + 109599.

It is an arithmetic number, because the mean of its divisors is an integer number (1588750).

Almost surely, 2^54565650 is an apocalyptic number.

54565650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 54565650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76260000).

54565650 is an abundant number, since it is smaller than the sum of its proper divisors (97954350).

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

54565650 is an equidigital number, since it uses as much as digits as its factorization.

54565650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 54565650 is about 7386.8565709644. The cubic root of 54565650 is about 379.2915007120.

The spelling of 54565650 in words is "fifty-four million, five hundred sixty-five thousand, six hundred fifty".