53551133005 has 8 divisors (see below), whose sum is σ = 64264055832. Its totient is φ = 42839108928.

The previous prime is 53551132991. The next prime is 53551133011. The reversal of 53551133005 is 50033115535.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 33739444489 + 19811688516 = 183683^2 + 140754^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53551133005 - 2¹³ = 53551124813 is a prime.

It is a super-2 number, since 2×53551133005² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85794 + ... + 338323.

It is an arithmetic number, because the mean of its divisors is an integer number (8033006979).

Almost surely, 2^53551133005 is an apocalyptic number.

It is an amenable number.

53551133005 is a deficient number, since it is larger than the sum of its proper divisors (10712922827).

53551133005 is a wasteful number, since it uses less digits than its factorization.

53551133005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449375.

The product of its (nonzero) digits is 16875, while the sum is 31.

It can be divided in two parts, 535511 and 33005, that added together give a square (568516 = 754²).

The spelling of 53551133005 in words is "fifty-three billion, five hundred fifty-one million, one hundred thirty-three thousand, five".