53016405143 has 32 divisors (see below), whose sum is σ = 59511545856. Its totient is φ = 46920601728.

The previous prime is 53016405119. The next prime is 53016405149. The reversal of 53016405143 is 34150461035.

It is not a de Polignac number, because 53016405143 - 2⁸ = 53016404887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53016405149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5858180 + ... + 5867222.

It is an arithmetic number, because the mean of its divisors is an integer number (1859735808).

Almost surely, 2^53016405143 is an apocalyptic number.

53016405143 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

53016405143 is a deficient number, since it is larger than the sum of its proper divisors (6495140713).

53016405143 is a wasteful number, since it uses less digits than its factorization.

53016405143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9303.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 53016405143 its reverse (34150461035), we get a palindrome (87166866178).

The spelling of 53016405143 in words is "fifty-three billion, sixteen million, four hundred five thousand, one hundred forty-three".