56765016 has 128 divisors (see below), whose sum is σ = 196646400. Its totient is φ = 14739840.

The previous prime is 56765003. The next prime is 56765053. The reversal of 56765016 is 61056765.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 14926 + ... + 18338.

It is an arithmetic number, because the mean of its divisors is an integer number (1536300).

Almost surely, 2^56765016 is an apocalyptic number.

56765016 is a gapful number since it is divisible by the number (56) 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 56765016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98323200).

56765016 is an abundant number, since it is smaller than the sum of its proper divisors (139881384).

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

56765016 is a wasteful number, since it uses less digits than its factorization.

56765016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446 (or 3436 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 56765016 is about 7534.2561676651. The cubic root of 56765016 is about 384.3205331508.

The spelling of 56765016 in words is "fifty-six million, seven hundred sixty-five thousand, sixteen".