56077648 has 40 divisors (see below), whose sum is σ = 122626080. Its totient is φ = 24608640.

The previous prime is 56077643. The next prime is 56077661. The reversal of 56077648 is 84677065.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56077643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390 + ... + 10597.

It is an arithmetic number, because the mean of its divisors is an integer number (3065652).

Almost surely, 2^56077648 is an apocalyptic number.

56077648 is a gapful number since it is divisible by the number (58) 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 56077648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61313040).

56077648 is an abundant number, since it is smaller than the sum of its proper divisors (66548432).

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

56077648 is a wasteful number, since it uses less digits than its factorization.

56077648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11035 (or 11029 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 56077648 is about 7488.5010516124. The cubic root of 56077648 is about 382.7629826041.

The spelling of 56077648 in words is "fifty-six million, seventy-seven thousand, six hundred forty-eight".