55107615652069 has 2 divisors, whose sum is σ = 55107615652070. Its totient is φ = 55107615652068.

The previous prime is 55107615652027. The next prime is 55107615652093. The reversal of 55107615652069 is 96025651670155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42913111656100 + 12194503995969 = 6550810^2 + 3492063^2 .

It is a cyclic number.

It is not a de Polignac number, because 55107615652069 - 2²⁵ = 55107582097637 is a prime.

It is a super-2 number, since 2×55107615652069² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55107615682069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27553807826034 + 27553807826035.

It is an arithmetic number, because the mean of its divisors is an integer number (27553807826035).

Almost surely, 2^{55107615652069} is an apocalyptic number.

It is an amenable number.

55107615652069 is a deficient number, since it is larger than the sum of its proper divisors (1).

55107615652069 is an equidigital number, since it uses as much as digits as its factorization.

55107615652069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010000, while the sum is 58.

The spelling of 55107615652069 in words is "fifty-five trillion, one hundred seven billion, six hundred fifteen million, six hundred fifty-two thousand, sixty-nine".