53775692243 has 24 divisors (see below), whose sum is σ = 67515128352. Its totient is φ = 42454468224.

The previous prime is 53775692231. The next prime is 53775692261. The reversal of 53775692243 is 34229657735.

It is not a de Polignac number, because 53775692243 - 2¹² = 53775688147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53775692203) 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 23 ways as a sum of consecutive naturals, for example, 198746 + ... + 383472.

It is an arithmetic number, because the mean of its divisors is an integer number (2813130348).

Almost surely, 2^53775692243 is an apocalyptic number.

53775692243 is a deficient number, since it is larger than the sum of its proper divisors (13739436109).

53775692243 is a wasteful number, since it uses less digits than its factorization.

53775692243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185211 (or 185204 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 53.

The spelling of 53775692243 in words is "fifty-three billion, seven hundred seventy-five million, six hundred ninety-two thousand, two hundred forty-three".