55311072953 has 2 divisors, whose sum is σ = 55311072954. Its totient is φ = 55311072952.

The previous prime is 55311072941. The next prime is 55311072977. The reversal of 55311072953 is 35927011355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34682357824 + 20628715129 = 186232^2 + 143627^2 .

It is a cyclic number.

It is not a de Polignac number, because 55311072953 - 2⁶ = 55311072889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55311072953.

It is not a weakly prime, because it can be changed into another prime (55311072923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27655536476 + 27655536477.

It is an arithmetic number, because the mean of its divisors is an integer number (27655536477).

Almost surely, 2^55311072953 is an apocalyptic number.

It is an amenable number.

55311072953 is a deficient number, since it is larger than the sum of its proper divisors (1).

55311072953 is an equidigital number, since it uses as much as digits as its factorization.

55311072953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141750, while the sum is 41.

The spelling of 55311072953 in words is "fifty-five billion, three hundred eleven million, seventy-two thousand, nine hundred fifty-three".