55728482651 has 2 divisors, whose sum is σ = 55728482652. Its totient is φ = 55728482650.

The previous prime is 55728482639. The next prime is 55728482653. The reversal of 55728482651 is 15628482755.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55728482651 is a prime.

It is a Sophie Germain prime.

Together with 55728482653, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55728482593 and 55728482602.

It is not a weakly prime, because it can be changed into another prime (55728482653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27864241325 + 27864241326.

It is an arithmetic number, because the mean of its divisors is an integer number (27864241326).

Almost surely, 2^55728482651 is an apocalyptic number.

55728482651 is a deficient number, since it is larger than the sum of its proper divisors (1).

55728482651 is an equidigital number, since it uses as much as digits as its factorization.

55728482651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376000, while the sum is 53.

The spelling of 55728482651 in words is "fifty-five billion, seven hundred twenty-eight million, four hundred eighty-two thousand, six hundred fifty-one".