53344451448 has 128 divisors (see below), whose sum is σ = 155736000000. Its totient is φ = 16885794816.

The previous prime is 53344451441. The next prime is 53344451519. The reversal of 53344451448 is 84415444335.

53344451448 is a `hidden beast` number, since 53 + 3 + 4 + 44 + 514 + 48 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53344451441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 651928 + ... + 729176.

It is an arithmetic number, because the mean of its divisors is an integer number (1216687500).

Almost surely, 2^53344451448 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 53344451448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77868000000).

53344451448 is an abundant number, since it is smaller than the sum of its proper divisors (102391548552).

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

53344451448 is a wasteful number, since it uses less digits than its factorization.

53344451448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77426 (or 77416 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 45.

The spelling of 53344451448 in words is "fifty-three billion, three hundred forty-four million, four hundred fifty-one thousand, four hundred forty-eight".