53443235032608 has 24 divisors (see below), whose sum is σ = 140288491960848. Its totient is φ = 17814411677504.

The previous prime is 53443235032553. The next prime is 53443235032609. The reversal of 53443235032608 is 80623053234435.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (53443235032609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278350182366 + ... + 278350182557.

It is an arithmetic number, because the mean of its divisors is an integer number (5845353831702).

Almost surely, 2^{53443235032608} is an apocalyptic number.

It is an amenable number.

53443235032608 is an abundant number, since it is smaller than the sum of its proper divisors (86845256928240).

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

53443235032608 is a wasteful number, since it uses less digits than its factorization.

53443235032608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556700364936 (or 556700364928 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 48.

The spelling of 53443235032608 in words is "fifty-three trillion, four hundred forty-three billion, two hundred thirty-five million, thirty-two thousand, six hundred eight".