20055928337 has 2 divisors, whose sum is σ = 20055928338. Its totient is φ = 20055928336.

The previous prime is 20055928331. The next prime is 20055928393. The reversal of 20055928337 is 73382955002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15940577536 + 4115350801 = 126256^2 + 64151^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20055928337 is a prime.

It is a super-2 number, since 2×20055928337² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20055928331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027964168 + 10027964169.

It is an arithmetic number, because the mean of its divisors is an integer number (10027964169).

Almost surely, 2^20055928337 is an apocalyptic number.

It is an amenable number.

20055928337 is a deficient number, since it is larger than the sum of its proper divisors (1).

20055928337 is an equidigital number, since it uses as much as digits as its factorization.

20055928337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 20055928337 in words is "twenty billion, fifty-five million, nine hundred twenty-eight thousand, three hundred thirty-seven".