52142263077 has 4 divisors (see below), whose sum is σ = 69523017440. Its totient is φ = 34761508716.

The previous prime is 52142263073. The next prime is 52142263171. The reversal of 52142263077 is 77036224125.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 52142263077 - 2² = 52142263073 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 (52142263073) 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, 8690377177 + ... + 8690377182.

It is an arithmetic number, because the mean of its divisors is an integer number (17380754360).

Almost surely, 2^52142263077 is an apocalyptic number.

It is an amenable number.

52142263077 is a deficient number, since it is larger than the sum of its proper divisors (17380754363).

52142263077 is a wasteful number, since it uses less digits than its factorization.

52142263077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17380754362.

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 52142263077 in words is "fifty-two billion, one hundred forty-two million, two hundred sixty-three thousand, seventy-seven".