55624679801 has 2 divisors, whose sum is σ = 55624679802. Its totient is φ = 55624679800.

The previous prime is 55624679771. The next prime is 55624679807. The reversal of 55624679801 is 10897642655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40059622201 + 15565057600 = 200149^2 + 124760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55624679801 is a prime.

It is not a weakly prime, because it can be changed into another prime (55624679807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27812339900 + 27812339901.

It is an arithmetic number, because the mean of its divisors is an integer number (27812339901).

Almost surely, 2^55624679801 is an apocalyptic number.

It is an amenable number.

55624679801 is a deficient number, since it is larger than the sum of its proper divisors (1).

55624679801 is an equidigital number, since it uses as much as digits as its factorization.

55624679801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 55624679801 in words is "fifty-five billion, six hundred twenty-four million, six hundred seventy-nine thousand, eight hundred one".