52151422443 has 4 divisors (see below), whose sum is σ = 69535229928. Its totient is φ = 34767614960.

The previous prime is 52151422403. The next prime is 52151422483. The reversal of 52151422443 is 34422415125.

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

It is an interprime number because it is at equal distance from previous prime (52151422403) and next prime (52151422483).

It is a cyclic number.

It is not a de Polignac number, because 52151422443 - 2²² = 52147228139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52151422403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8691903738 + ... + 8691903743.

It is an arithmetic number, because the mean of its divisors is an integer number (17383807482).

Almost surely, 2^52151422443 is an apocalyptic number.

52151422443 is a deficient number, since it is larger than the sum of its proper divisors (17383807485).

52151422443 is a wasteful number, since it uses less digits than its factorization.

52151422443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17383807484.

The product of its digits is 38400, while the sum is 33.

Adding to 52151422443 its reverse (34422415125), we get a palindrome (86573837568).

The spelling of 52151422443 in words is "fifty-two billion, one hundred fifty-one million, four hundred twenty-two thousand, four hundred forty-three".