616232448 has 280 divisors, whose sum is σ = 2003705088. Its totient is φ = 188116992.

The previous prime is 616232437. The next prime is 616232459. The reversal of 616232448 is 844232616.

616232448 is a `hidden beast` number, since 6 + 1 + 623 + 24 + 4 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (616232437) and next prime (616232459).

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 27 ways as a sum of consecutive naturals, for example, 4852161 + ... + 4852287.

Almost surely, 2^616232448 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 616232448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1001852544).

616232448 is an abundant number, since it is smaller than the sum of its proper divisors (1387472640).

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

616232448 is an equidigital number, since it uses as much as digits as its factorization.

616232448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 145 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 616232448 is about 24824.0296487093. The cubic root of 616232448 is about 850.9711842799.

The spelling of 616232448 in words is "six hundred sixteen million, two hundred thirty-two thousand, four hundred forty-eight".