53442544302 has 96 divisors (see below), whose sum is σ = 137956276224. Its totient is φ = 14630328000.

The previous prime is 53442544283. The next prime is 53442544303. The reversal of 53442544302 is 20344524435.

53442544302 is a `hidden beast` number, since 5 + 344 + 2 + 5 + 4 + 4 + 302 = 666.

It is a super-2 number, since 2×53442544302² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53442544303) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 326773 + ... + 462239.

It is an arithmetic number, because the mean of its divisors is an integer number (1437044544).

Almost surely, 2^53442544302 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53442544302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68978138112).

53442544302 is an abundant number, since it is smaller than the sum of its proper divisors (84513731922).

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

53442544302 is a wasteful number, since it uses less digits than its factorization.

53442544302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135614 (or 135611 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

The spelling of 53442544302 in words is "fifty-three billion, four hundred forty-two million, five hundred forty-four thousand, three hundred two".