60650640 has 160 divisors (see below), whose sum is σ = 214093440. Its totient is φ = 15773184.

The previous prime is 60650627. The next prime is 60650657. The reversal of 60650640 is 4605606.

60650640 is a `hidden beast` number, since 6 + 0 + 650 + 6 + 4 + 0 = 666.

60650640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92554 + ... + 93206.

It is an arithmetic number, because the mean of its divisors is an integer number (1338084).

Almost surely, 2^60650640 is an apocalyptic number.

60650640 is a gapful number since it is divisible by the number (60) 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 60650640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107046720).

60650640 is an abundant number, since it is smaller than the sum of its proper divisors (153442800).

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

60650640 is a wasteful number, since it uses less digits than its factorization.

60650640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 60650640 is about 7787.8520787185. The cubic root of 60650640 is about 392.8967737745.

The spelling of 60650640 in words is "sixty million, six hundred fifty thousand, six hundred forty".