53501133313 has 16 divisors (see below), whose sum is σ = 59125165056. Its totient is φ = 48153346560.

The previous prime is 53501133307. The next prime is 53501133373. The reversal of 53501133313 is 31333110535.

It is a cyclic number.

It is not a de Polignac number, because 53501133313 - 2¹³ = 53501125121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53501133373) 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, 1950373 + ... + 1977613.

It is an arithmetic number, because the mean of its divisors is an integer number (3695322816).

Almost surely, 2^53501133313 is an apocalyptic number.

It is an amenable number.

53501133313 is a deficient number, since it is larger than the sum of its proper divisors (5624031743).

53501133313 is a wasteful number, since it uses less digits than its factorization.

53501133313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32304.

The product of its (nonzero) digits is 6075, while the sum is 28.

Adding to 53501133313 its reverse (31333110535), we get a palindrome (84834243848).

The spelling of 53501133313 in words is "fifty-three billion, five hundred one million, one hundred thirty-three thousand, three hundred thirteen".