52420922109 has 6 divisors (see below), whose sum is σ = 75719109726. Its totient is φ = 34947281400.

The previous prime is 52420922107. The next prime is 52420922111. The reversal of 52420922109 is 90122902425.

52420922109 is a `hidden beast` number, since 5 + 2 + 420 + 9 + 221 + 0 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (52420922107) and next prime (52420922111).

It can be written as a sum of positive squares in only one way, i.e., 48952890009 + 3468032100 = 221253^2 + 58890^2 .

It is not a de Polignac number, because 52420922109 - 2¹ = 52420922107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52420922107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2912273442 + ... + 2912273459.

It is an arithmetic number, because the mean of its divisors is an integer number (12619851621).

Almost surely, 2^52420922109 is an apocalyptic number.

It is an amenable number.

52420922109 is a deficient number, since it is larger than the sum of its proper divisors (23298187617).

52420922109 is a wasteful number, since it uses less digits than its factorization.

52420922109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5824546907 (or 5824546904 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 52420922109 in words is "fifty-two billion, four hundred twenty million, nine hundred twenty-two thousand, one hundred nine".