53346746819 has 4 divisors (see below), whose sum is σ = 53347210944. Its totient is φ = 53346282696.

The previous prime is 53346746777. The next prime is 53346746821. The reversal of 53346746819 is 91864764335.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 53346746819 - 2³² = 49051779523 is a prime.

It is a super-2 number, since 2×53346746819² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53346746879) 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 3 ways as a sum of consecutive naturals, for example, 82289 + ... + 336845.

It is an arithmetic number, because the mean of its divisors is an integer number (13336802736).

Almost surely, 2^53346746819 is an apocalyptic number.

53346746819 is a deficient number, since it is larger than the sum of its proper divisors (464125).

53346746819 is a wasteful number, since it uses less digits than its factorization.

53346746819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464124.

The product of its digits is 13063680, while the sum is 56.

The spelling of 53346746819 in words is "fifty-three billion, three hundred forty-six million, seven hundred forty-six thousand, eight hundred nineteen".