53463816 has 192 divisors, whose sum is σ = 176417280. Its totient is φ = 14307840.

The previous prime is 53463811. The next prime is 53463829. The reversal of 53463816 is 61836435.

53463816 is a `hidden beast` number, since 5 + 3 + 4 + 638 + 16 = 666.

53463816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (53463811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 876426 + ... + 876486.

It is an arithmetic number, because the mean of its divisors is an integer number (918840).

Almost surely, 2^53463816 is an apocalyptic number.

53463816 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 53463816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88208640).

53463816 is an abundant number, since it is smaller than the sum of its proper divisors (122953464).

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

53463816 is a wasteful number, since it uses less digits than its factorization.

53463816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 157 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 53463816 is about 7311.8955134767. The cubic root of 53463816 is about 376.7211337773.

The spelling of 53463816 in words is "fifty-three million, four hundred sixty-three thousand, eight hundred sixteen".