48180816 has 120 divisors (see below), whose sum is σ = 141017760. Its totient is φ = 15345408.

The previous prime is 48180809. The next prime is 48180817. The reversal of 48180816 is 61808184.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48180817) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 450235 + ... + 450341.

It is an arithmetic number, because the mean of its divisors is an integer number (1175148).

Almost surely, 2^48180816 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 48180816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70508880).

48180816 is an abundant number, since it is smaller than the sum of its proper divisors (92836944).

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

48180816 is a wasteful number, since it uses less digits than its factorization.

48180816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233 (or 224 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 36.

The square root of 48180816 is about 6941.2402350012. The cubic root of 48180816 is about 363.8798863038.

The spelling of 48180816 in words is "forty-eight million, one hundred eighty thousand, eight hundred sixteen".