53513140263 has 32 divisors (see below), whose sum is σ = 79848115200. Its totient is φ = 31596595200.

The previous prime is 53513140249. The next prime is 53513140309. The reversal of 53513140263 is 36204131535.

53513140263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53513140263 - 2³⁰ = 52439398439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53513140363) 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, 945303 + ... + 1000311.

It is an arithmetic number, because the mean of its divisors is an integer number (2495253600).

Almost surely, 2^53513140263 is an apocalyptic number.

53513140263 is a deficient number, since it is larger than the sum of its proper divisors (26334974937).

53513140263 is a wasteful number, since it uses less digits than its factorization.

53513140263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55783.

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 53513140263 its reverse (36204131535), we get a palindrome (89717271798).

The spelling of 53513140263 in words is "fifty-three billion, five hundred thirteen million, one hundred forty thousand, two hundred sixty-three".