55045263406157 has 2 divisors, whose sum is σ = 55045263406158. Its totient is φ = 55045263406156.

The previous prime is 55045263406139. The next prime is 55045263406171. The reversal of 55045263406157 is 75160436254055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34533322768036 + 20511940638121 = 5876506^2 + 4529011^2 .

It is a cyclic number.

It is not a de Polignac number, because 55045263406157 - 2²⁴ = 55045246628941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55045263406099 and 55045263406108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55045263436157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27522631703078 + 27522631703079.

It is an arithmetic number, because the mean of its divisors is an integer number (27522631703079).

Almost surely, 2^{55045263406157} is an apocalyptic number.

It is an amenable number.

55045263406157 is a deficient number, since it is larger than the sum of its proper divisors (1).

55045263406157 is an equidigital number, since it uses as much as digits as its factorization.

55045263406157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120000, while the sum is 53.

The spelling of 55045263406157 in words is "fifty-five trillion, forty-five billion, two hundred sixty-three million, four hundred six thousand, one hundred fifty-seven".