52765437129 has 8 divisors (see below), whose sum is σ = 70357106400. Its totient is φ = 35175362976.

The previous prime is 52765437089. The next prime is 52765437139. The reversal of 52765437129 is 92173456725.

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

It is not a de Polignac number, because 52765437129 - 2⁸ = 52765436873 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52765437139) 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, 319332 + ... + 455525.

It is an arithmetic number, because the mean of its divisors is an integer number (8794638300).

Almost surely, 2^52765437129 is an apocalyptic number.

It is an amenable number.

52765437129 is a deficient number, since it is larger than the sum of its proper divisors (17591669271).

52765437129 is a wasteful number, since it uses less digits than its factorization.

52765437129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797559.

The product of its digits is 3175200, while the sum is 51.

The spelling of 52765437129 in words is "fifty-two billion, seven hundred sixty-five million, four hundred thirty-seven thousand, one hundred twenty-nine".