53424441440 has 24 divisors (see below), whose sum is σ = 126215243280. Its totient is φ = 21369776512.

The previous prime is 53424441439. The next prime is 53424441463. The reversal of 53424441440 is 4414442435.

It is a self number, because there is not a number n which added to its sum of digits gives 53424441440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166951220 + ... + 166951539.

It is an arithmetic number, because the mean of its divisors is an integer number (5258968470).

Almost surely, 2^53424441440 is an apocalyptic number.

It is an amenable number.

53424441440 is an abundant number, since it is smaller than the sum of its proper divisors (72790801840).

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

53424441440 is a wasteful number, since it uses less digits than its factorization.

53424441440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333902774 (or 333902766 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 53424441440 its reverse (4414442435), we get a palindrome (57838883875).

The spelling of 53424441440 in words is "fifty-three billion, four hundred twenty-four million, four hundred forty-one thousand, four hundred forty".