65013403533 has 16 divisors (see below), whose sum is σ = 93357398400. Its totient is φ = 40006183104.

The previous prime is 65013403519. The next prime is 65013403541. The reversal of 65013403533 is 33530431056.

It is a happy number.

It is not a de Polignac number, because 65013403533 - 2²⁵ = 64979849101 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65013403494 and 65013403503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65013403733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1120368 + ... + 1176966.

It is an arithmetic number, because the mean of its divisors is an integer number (5834837400).

Almost surely, 2^65013403533 is an apocalyptic number.

It is an amenable number.

65013403533 is a deficient number, since it is larger than the sum of its proper divisors (28343994867).

65013403533 is a wasteful number, since it uses less digits than its factorization.

65013403533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86068.

The product of its (nonzero) digits is 48600, while the sum is 33.

Adding to 65013403533 its reverse (33530431056), we get a palindrome (98543834589).

The spelling of 65013403533 in words is "sixty-five billion, thirteen million, four hundred three thousand, five hundred thirty-three".