52657429785 has 8 divisors (see below), whose sum is σ = 84251887680. Its totient is φ = 28083962544.

The previous prime is 52657429757. The next prime is 52657429793. The reversal of 52657429785 is 58792475625.

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

It is not a de Polignac number, because 52657429785 - 2⁵ = 52657429753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1755247645 + ... + 1755247674.

It is an arithmetic number, because the mean of its divisors is an integer number (10531485960).

Almost surely, 2^52657429785 is an apocalyptic number.

It is an amenable number.

52657429785 is a deficient number, since it is larger than the sum of its proper divisors (31594457895).

52657429785 is a wasteful number, since it uses less digits than its factorization.

52657429785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510495327.

The product of its digits is 42336000, while the sum is 60.

The spelling of 52657429785 in words is "fifty-two billion, six hundred fifty-seven million, four hundred twenty-nine thousand, seven hundred eighty-five".