52061647231699 has 16 divisors (see below), whose sum is σ = 59680859834880. Its totient is φ = 44488078165440.

The previous prime is 52061647231661. The next prime is 52061647231721. The reversal of 52061647231699 is 99613274616025.

It is a happy number.

It is not a de Polignac number, because 52061647231699 - 2⁷ = 52061647231571 is a prime.

It is a super-2 number, since 2×52061647231699² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52061647231199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4326114 + ... + 11083255.

It is an arithmetic number, because the mean of its divisors is an integer number (3730053739680).

Almost surely, 2^{52061647231699} is an apocalyptic number.

52061647231699 is a deficient number, since it is larger than the sum of its proper divisors (7619212603181).

52061647231699 is a wasteful number, since it uses less digits than its factorization.

52061647231699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15410850.

The product of its (nonzero) digits is 29393280, while the sum is 61.

The spelling of 52061647231699 in words is "fifty-two trillion, sixty-one billion, six hundred forty-seven million, two hundred thirty-one thousand, six hundred ninety-nine".