53651335533 has 12 divisors (see below), whose sum is σ = 73917140544. Its totient is φ = 34613763000.

The previous prime is 53651335531. The next prime is 53651335579. The reversal of 53651335533 is 33553315635.

It is not a de Polignac number, because 53651335533 - 2¹ = 53651335531 is a prime.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53651335531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9301893 + ... + 9307658.

It is an arithmetic number, because the mean of its divisors is an integer number (6159761712).

Almost surely, 2^53651335533 is an apocalyptic number.

It is an amenable number.

53651335533 is a deficient number, since it is larger than the sum of its proper divisors (20265805011).

53651335533 is a wasteful number, since it uses less digits than its factorization.

53651335533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18609616 (or 18609585 counting only the distinct ones).

The product of its digits is 911250, while the sum is 42.

The spelling of 53651335533 in words is "fifty-three billion, six hundred fifty-one million, three hundred thirty-five thousand, five hundred thirty-three".