55500055542313 has 2 divisors, whose sum is σ = 55500055542314. Its totient is φ = 55500055542312.

The previous prime is 55500055542311. The next prime is 55500055542353. The reversal of 55500055542313 is 31324555000555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54817039245609 + 683016296704 = 7403853^2 + 826448^2 .

It is a cyclic number.

It is not a de Polignac number, because 55500055542313 - 2¹ = 55500055542311 is a prime.

Together with 55500055542311, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 55500055542313.

It is not a weakly prime, because it can be changed into another prime (55500055542311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750027771156 + 27750027771157.

It is an arithmetic number, because the mean of its divisors is an integer number (27750027771157).

Almost surely, 2^{55500055542313} is an apocalyptic number.

It is an amenable number.

55500055542313 is a deficient number, since it is larger than the sum of its proper divisors (1).

55500055542313 is an equidigital number, since it uses as much as digits as its factorization.

55500055542313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1125000, while the sum is 43.

The spelling of 55500055542313 in words is "fifty-five trillion, five hundred billion, fifty-five million, five hundred forty-two thousand, three hundred thirteen".