53493399048 has 128 divisors (see below), whose sum is σ = 141720036480. Its totient is φ = 16806666240.

The previous prime is 53493399019. The next prime is 53493399053. The reversal of 53493399048 is 84099339435.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3328440 + ... + 3344472.

It is an arithmetic number, because the mean of its divisors is an integer number (1107187785).

Almost surely, 2^53493399048 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 53493399048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70860018240).

53493399048 is an abundant number, since it is smaller than the sum of its proper divisors (88226637432).

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

53493399048 is a wasteful number, since it uses less digits than its factorization.

53493399048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16199 (or 16195 counting only the distinct ones).

The product of its (nonzero) digits is 12597120, while the sum is 57.

The spelling of 53493399048 in words is "fifty-three billion, four hundred ninety-three million, three hundred ninety-nine thousand, forty-eight".