52420124387 has 2 divisors, whose sum is σ = 52420124388. Its totient is φ = 52420124386.

The previous prime is 52420124321. The next prime is 52420124401. The reversal of 52420124387 is 78342102425.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52420124387 - 2³⁴ = 35240255203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52420124387.

It is not a weakly prime, because it can be changed into another prime (52420121387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26210062193 + 26210062194.

It is an arithmetic number, because the mean of its divisors is an integer number (26210062194).

Almost surely, 2^52420124387 is an apocalyptic number.

52420124387 is a deficient number, since it is larger than the sum of its proper divisors (1).

52420124387 is an equidigital number, since it uses as much as digits as its factorization.

52420124387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 38.

The spelling of 52420124387 in words is "fifty-two billion, four hundred twenty million, one hundred twenty-four thousand, three hundred eighty-seven".