52658454812 has 24 divisors (see below), whose sum is σ = 92319565632. Its totient is φ = 26281483200.

The previous prime is 52658454787. The next prime is 52658454817. The reversal of 52658454812 is 21845485625.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52658454817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5602637 + ... + 5612027.

It is an arithmetic number, because the mean of its divisors is an integer number (3846648568).

Almost surely, 2^52658454812 is an apocalyptic number.

It is an amenable number.

52658454812 is a deficient number, since it is larger than the sum of its proper divisors (39661110820).

52658454812 is a wasteful number, since it uses less digits than its factorization.

52658454812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11789 (or 11787 counting only the distinct ones).

The product of its digits is 3072000, while the sum is 50.

The spelling of 52658454812 in words is "fifty-two billion, six hundred fifty-eight million, four hundred fifty-four thousand, eight hundred twelve".