52786343939 has 8 divisors (see below), whose sum is σ = 60357749760. Its totient is φ = 45222563016.

The previous prime is 52786343927. The next prime is 52786343971. The reversal of 52786343939 is 93934368725.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52786343939 - 2³² = 48491376643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52786343999) 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, 1891379 + ... + 1919084.

It is an arithmetic number, because the mean of its divisors is an integer number (7544718720).

Almost surely, 2^52786343939 is an apocalyptic number.

52786343939 is a deficient number, since it is larger than the sum of its proper divisors (7571405821).

52786343939 is a wasteful number, since it uses less digits than its factorization.

52786343939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812449.

The product of its digits is 29393280, while the sum is 59.

The spelling of 52786343939 in words is "fifty-two billion, seven hundred eighty-six million, three hundred forty-three thousand, nine hundred thirty-nine".