55417267770207 has 32 divisors (see below), whose sum is σ = 85510090913280. Its totient is φ = 31269417379200.

The previous prime is 55417267770199. The next prime is 55417267770257. The reversal of 55417267770207 is 70207776271455.

It is a happy number.

It is not a de Polignac number, because 55417267770207 - 2³ = 55417267770199 is a prime.

It is a super-2 number, since 2×55417267770207² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55417267770257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34232857 + ... + 35815122.

It is an arithmetic number, because the mean of its divisors is an integer number (2672190341040).

Almost surely, 2^{55417267770207} is an apocalyptic number.

55417267770207 is a deficient number, since it is larger than the sum of its proper divisors (30092823143073).

55417267770207 is a wasteful number, since it uses less digits than its factorization.

55417267770207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70048463.

The product of its (nonzero) digits is 40336800, while the sum is 60.

The spelling of 55417267770207 in words is "fifty-five trillion, four hundred seventeen billion, two hundred sixty-seven million, seven hundred seventy thousand, two hundred seven".