155270200664117 has 24 divisors (see below), whose sum is σ = 200321795670528. Its totient is φ = 117719773031520.

The previous prime is 155270200664107. The next prime is 155270200664141. The reversal of 155270200664117 is 711466002072551.

It is not a de Polignac number, because 155270200664117 - 2⁶ = 155270200664053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155270200664107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2477236613 + ... + 2477299290.

It is an arithmetic number, because the mean of its divisors is an integer number (8346741486272).

Almost surely, 2^{155270200664117} is an apocalyptic number.

It is an amenable number.

155270200664117 is a deficient number, since it is larger than the sum of its proper divisors (45051595006411).

155270200664117 is a wasteful number, since it uses less digits than its factorization.

155270200664117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4954535969 (or 4954535958 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 155270200664117 in words is "one hundred fifty-five trillion, two hundred seventy billion, two hundred million, six hundred sixty-four thousand, one hundred seventeen".