56155050 has 72 divisors (see below), whose sum is σ = 172432416. Its totient is φ = 12834720.

The previous prime is 56155039. The next prime is 56155103. The reversal of 56155050 is 5055165.

56155050 is a `hidden beast` number, since 5 + 61 + 550 + 50 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5764 + ... + 12063.

Almost surely, 2^56155050 is an apocalyptic number.

56155050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56155050 is an abundant number, since it is smaller than the sum of its proper divisors (116277366).

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

56155050 is a wasteful number, since it uses less digits than its factorization.

56155050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17852 (or 17844 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The square root of 56155050 is about 7493.6673264831. The cubic root of 56155050 is about 382.9390063915.

It can be divided in two parts, 561 and 55050, that added together give a triangular number (55611 = T₃₃₃).

The spelling of 56155050 in words is "fifty-six million, one hundred fifty-five thousand, fifty".