55356575357 has 2 divisors, whose sum is σ = 55356575358. Its totient is φ = 55356575356.

The previous prime is 55356575341. The next prime is 55356575389. The reversal of 55356575357 is 75357565355.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52737285316 + 2619290041 = 229646^2 + 51179^2 .

It is a cyclic number.

It is not a de Polignac number, because 55356575357 - 2⁴ = 55356575341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55356575327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27678287678 + 27678287679.

It is an arithmetic number, because the mean of its divisors is an integer number (27678287679).

Almost surely, 2^55356575357 is an apocalyptic number.

It is an amenable number.

55356575357 is a deficient number, since it is larger than the sum of its proper divisors (1).

55356575357 is an equidigital number, since it uses as much as digits as its factorization.

55356575357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41343750, while the sum is 56.

The spelling of 55356575357 in words is "fifty-five billion, three hundred fifty-six million, five hundred seventy-five thousand, three hundred fifty-seven".