53511148485 has 24 divisors (see below), whose sum is σ = 92943152640. Its totient is φ = 28480665312.

The previous prime is 53511148441. The next prime is 53511148499. The reversal of 53511148485 is 58484111535.

53511148485 is a `hidden beast` number, since 5 + 3 + 51 + 114 + 8 + 485 = 666.

53511148485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53511148485 - 2¹⁶ = 53511082949 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53511148485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1198965 + ... + 1242794.

It is an arithmetic number, because the mean of its divisors is an integer number (3872631360).

Almost surely, 2^53511148485 is an apocalyptic number.

It is an amenable number.

53511148485 is a deficient number, since it is larger than the sum of its proper divisors (39432004155).

53511148485 is a wasteful number, since it uses less digits than its factorization.

53511148485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2442257 (or 2442254 counting only the distinct ones).

The product of its digits is 384000, while the sum is 45.

The spelling of 53511148485 in words is "fifty-three billion, five hundred eleven million, one hundred forty-eight thousand, four hundred eighty-five".