53199042733 has 4 divisors (see below), whose sum is σ = 53206533180. Its totient is φ = 53191552288.

The previous prime is 53199042713. The next prime is 53199042739. The reversal of 53199042733 is 33724099135.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4931831529 + 48267211204 = 70227^2 + 219698^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53199042733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53199042739) 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, 3734560 + ... + 3748777.

It is an arithmetic number, because the mean of its divisors is an integer number (13301633295).

Almost surely, 2^53199042733 is an apocalyptic number.

It is an amenable number.

53199042733 is a deficient number, since it is larger than the sum of its proper divisors (7490447).

53199042733 is an equidigital number, since it uses as much as digits as its factorization.

53199042733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7490446.

The product of its (nonzero) digits is 612360, while the sum is 46.

The spelling of 53199042733 in words is "fifty-three billion, one hundred ninety-nine million, forty-two thousand, seven hundred thirty-three".