53511146553 has 8 divisors (see below), whose sum is σ = 71366097600. Its totient is φ = 35665146608.

The previous prime is 53511146477. The next prime is 53511146657. The reversal of 53511146553 is 35564111535.

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 53511146553 - 2²⁸ = 53242711097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53511146153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2223813 + ... + 2247746.

It is an arithmetic number, because the mean of its divisors is an integer number (8920762200).

Almost surely, 2^53511146553 is an apocalyptic number.

It is an amenable number.

53511146553 is a deficient number, since it is larger than the sum of its proper divisors (17854951047).

53511146553 is a wasteful number, since it uses less digits than its factorization.

53511146553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475551.

The product of its digits is 135000, while the sum is 39.

The spelling of 53511146553 in words is "fifty-three billion, five hundred eleven million, one hundred forty-six thousand, five hundred fifty-three".