56366616 has 64 divisors (see below), whose sum is σ = 150508800. Its totient is φ = 17539200.

The previous prime is 56366581. The next prime is 56366617. The reversal of 56366616 is 61666365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56366617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31506 + ... + 33246.

It is an arithmetic number, because the mean of its divisors is an integer number (2351700).

Almost surely, 2^56366616 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 56366616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75254400).

56366616 is an abundant number, since it is smaller than the sum of its proper divisors (94142184).

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

56366616 is a wasteful number, since it uses less digits than its factorization.

56366616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840 (or 1836 counting only the distinct ones).

The product of its digits is 116640, while the sum is 39.

The square root of 56366616 is about 7507.7703747517. The cubic root of 56366616 is about 383.4193154743.

The spelling of 56366616 in words is "fifty-six million, three hundred sixty-six thousand, six hundred sixteen".