53163215847 has 48 divisors (see below), whose sum is σ = 92953785600. Its totient is φ = 28582799616.

The previous prime is 53163215839. The next prime is 53163215893. The reversal of 53163215847 is 74851236135.

It is a happy number.

53163215847 is a `hidden beast` number, since 5 + 3 + 1 + 63 + 2 + 1 + 584 + 7 = 666.

53163215847 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 53163215847 - 2³ = 53163215839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53163215447) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4538404 + ... + 4550102.

It is an arithmetic number, because the mean of its divisors is an integer number (1936537200).

Almost surely, 2^53163215847 is an apocalyptic number.

53163215847 is a deficient number, since it is larger than the sum of its proper divisors (39790569753).

53163215847 is a wasteful number, since it uses less digits than its factorization.

53163215847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15972 (or 15969 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The spelling of 53163215847 in words is "fifty-three billion, one hundred sixty-three million, two hundred fifteen thousand, eight hundred forty-seven".