53720433074142 has 24 divisors (see below), whose sum is σ = 116394883928544. Its totient is φ = 17906716829664.

The previous prime is 53720433074117. The next prime is 53720433074149. The reversal of 53720433074142 is 24147033402735.

53720433074142 is a `hidden beast` number, since 5 + 3 + 7 + 2 + 0 + 433 + 0 + 74 + 142 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53720433074149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4289023 + ... + 11217690.

It is an arithmetic number, because the mean of its divisors is an integer number (4849786830356).

Almost surely, 2^{53720433074142} is an apocalyptic number.

53720433074142 is an abundant number, since it is smaller than the sum of its proper divisors (62674450854402).

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

53720433074142 is a wasteful number, since it uses less digits than its factorization.

53720433074142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15699184 (or 15699181 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 45.

Adding to 53720433074142 its reverse (24147033402735), we get a palindrome (77867466476877).

The spelling of 53720433074142 in words is "fifty-three trillion, seven hundred twenty billion, four hundred thirty-three million, seventy-four thousand, one hundred forty-two".