52306781019 has 8 divisors (see below), whose sum is σ = 69743538240. Its totient is φ = 34870605576.

The previous prime is 52306781017. The next prime is 52306781029. The reversal of 52306781019 is 91018760325.

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

It is not a de Polignac number, because 52306781019 - 2¹ = 52306781017 is a prime.

It is a super-3 number, since 3×52306781019³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (52306781017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150192 + ... + 356610.

It is an arithmetic number, because the mean of its divisors is an integer number (8717942280).

Almost surely, 2^52306781019 is an apocalyptic number.

52306781019 is a deficient number, since it is larger than the sum of its proper divisors (17436757221).

52306781019 is a wasteful number, since it uses less digits than its factorization.

52306781019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290889.

The product of its (nonzero) digits is 90720, while the sum is 42.

The spelling of 52306781019 in words is "fifty-two billion, three hundred six million, seven hundred eighty-one thousand, nineteen".